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bug         

[

1]  

      n  
1    any insect of the order Hemiptera, esp. any of the suborder Heteroptera, having piercing and sucking mouthparts specialized as a beak (rostrum)  
   See also       assassin bug       bedbug       chinch bug  
2      (Chiefly U.S. and Canadian)   any insect, such as the June bug or the Croton bug  
3    Informal  
a    a microorganism, esp. a bacterium, that produces disease  
b    a disease, esp. a stomach infection, caused by a microorganism  
4    Informal   an obsessive idea, hobby, etc.; craze  
5    Informal   a person having such a craze; enthusiast  
6    often pl  
Informal   an error or fault, as in a machine or system, esp. in a computer or computer program  
7    Informal   a concealed microphone used for recording conversations, as in spying  
8      (U.S.)   (in poker) a joker used as an ace or wild card to complete a straight or flush  
      vb   , bugs, bugging, bugged  
Informal  
9    tr   to irritate; bother  
10    tr   to conceal a microphone in (a room, etc.)  
11    intr     (U.S.)   (of eyes) to protrude  
   See also       bug out  
     (C16: of uncertain origin; perhaps related to Old English budda beetle)  
English Collins Dictionary - English Definition & Thesaurus  
Collins
bug          [2]  
      n  
Obsolete   an evil spirit or spectre; hobgoblin  
     (C14 bugge, perhaps from Middle Welsh bwg ghost. See also bugbear, bugaboo)  

English Collins Dictionary - English Definition & Thesaurus  

Collins
bug          [3]  
      vb      a past tense and past participle of       big   2  

English Collins Dictionary - English Definition & Thesaurus  

Collins
Bug            (Russian)  
      n  
1      (Also called)    Southern Bug   a river in E Europe, rising in the W Ukraine and flowing southeast to the Dnieper estuary and the Black Sea. Length: 853 km (530 miles)  
2      (Also called)    Western Bug   a river in E Europe, rising in the SW Ukraine and flowing northwest to the River Vistula in Poland, forming part of the border between Poland and the Ukraine. Length: 724 km (450 miles)  


assassin bug  
      n   any long-legged predatory, often blood-sucking, insect of the heteropterous family Reduviidae  
bug   [1]  
      n  
1    any insect of the order Hemiptera, esp. any of the suborder Heteroptera, having piercing and sucking mouthparts specialized as a beak (rostrum)  
   See also       assassin bug       bedbug       chinch bug  
2      (Chiefly U.S. and Canadian)   any insect, such as the June bug or the Croton bug  
3    Informal  
a    a microorganism, esp. a bacterium, that produces disease  
b    a disease, esp. a stomach infection, caused by a microorganism  
4    Informal   an obsessive idea, hobby, etc.; craze  
5    Informal   a person having such a craze; enthusiast  
6    often pl  
Informal   an error or fault, as in a machine or system, esp. in a computer or computer program  
7    Informal   a concealed microphone used for recording conversations, as in spying  
8      (U.S.)   (in poker) a joker used as an ace or wild card to complete a straight or flush  
      vb   , bugs, bugging, bugged  
Informal  
9    tr   to irritate; bother  
10    tr   to conceal a microphone in (a room, etc.)  
11    intr     (U.S.)   (of eyes) to protrude  
   See also       bug out  
     (C16: of uncertain origin; perhaps related to Old English budda beetle)  
bug   [2]  
      n  
Obsolete   an evil spirit or spectre; hobgoblin  
     (C14 bugge, perhaps from Middle Welsh bwg ghost. See also bugbear, bugaboo)  
bug   [3]  
      vb      a past tense and past participle of       big   2  
bug out  
      vb   intr, adv  
Slang     (chiefly U.S.)   to depart hurriedly; run away; retreat  
cabbage bug  
      n      another name for the       harlequin bug  
chinch bug  
      n  
1    a black-and-white tropical American heteropterous insect, Blissus leucopterus, that is very destructive to grasses and cereals in the U.S.: family Lygaeidae  
2    a related and similar European insect, Ischnodemus sabuleti  
Croton bug  
      n     (U.S)      another name for the       German cockroach  
     (C19: named after the Croton river, whose water was piped to New York City in 1842)  
damsel bug  
      n   any of various bugs of the carnivorous family Nabiidae, related to the bedbugs but feeding on other insects. The larvae of some species mimic and associate with ants  
debris bug  
      n   a bug of the family Cimicidae found where vegetable debris accumulates and feeding on small arthropods like springtails: related to the bedbugs  
flower bug  
      n   any of a number of bugs of the family Cimicidae, related to the debris bugs but frequenting flowers and feeding on the small insects found there  
ground bug  
      n   any member of a family (Lygaeidae) of hemipterous plant-eating insects, having generally dark bodies, sometimes marked with red, and lighter, yellowish wings  
harlequin bug  
      n   a brightly coloured heteropterous insect, Murgantia histrionica, of the U.S. and Central America: a pest of cabbages and related plants: family Pentatomidae  
June bug   , beetle  
      n   any of various large brown North American scarabaeid beetles that are common in late spring and early summer, esp. any of the genus Polyphylla,   (Also called)    May beetle, May bug  
kissing bug  
      n   a North American assassin bug, Melanolestes picipes, with a painful bite, usually attacking the lips or cheeks of man  
lace bug  
      n   a small bug of the family Tingidae, having a delicate pattern in the wing venation. They are plant feeders and include the thistle lace bugs (Tingis cardui and T. ampliata) and the rhododendron bug (Stephanitis rhododendri)  
lightning bug  
      n     (U.S. and Canadian)      another name for the       firefly  
Maori bug  
      n   a large shining black wingless cockroach of New Zealand, Platyzosteria novae-zelandiae  
mealy bug  
      n   any plant-eating homopterous insect of the genus Pseudococcus and related genera, coated with a powdery waxy secretion: some species are pests of citrus fruits and greenhouse plants: family Pseudococcidae  
millennium bug  
      n     (Computing)   any software problem arising from the change in date at the start of the 21st century  
Moreton Bay bug  
      n   a flattish edible shellfish, Thenus orientalis, of Northern Australian waters  
     (named after Moreton Bay, Queensland, Australia)  
pill bug  
      n   any of various woodlice of the genera Armadillidium and Oniscus, capable of rolling up into a ball when disturbed  
rhododendron bug  
      n      See       lace bug  
shield bug  
      n   any shield-shaped herbivorous heteropterous insect of the superfamily Pentamoidea, esp. any of the family Pentatomidae,   (Also called)    stink bug  
sow bug  
      n     (U.S. and Canadian)   any of various woodlice, esp. any of the genera Oniscus and Porcellio  
     (C18: from its resemblance to a pig in shape)  
squash bug  
      n   any of various heteropterous insects of the family Coreidae, esp. a North American species, Anasa tristis, which is a pest of squash, pumpkin, and related plants  
water bug  
      n   any of various heteropterous insects adapted to living in the water or on its surface, esp. any of the family Belostomatidae (giant water bugs), of North America, India, and southern Africa, which have flattened hairy legs  
wheel bug  
      n   a large predatory North American heteropterous insect, Arilus cristatus, having a semicircular thoracic projection: family Reduviidae (assassin bugs)  

English Collins Dictionary - English Definition & Thesaurus  

Collins
May beetle   , bug         
      n   another name for cockchafer and June bug  


assassin bug  
      n   any long-legged predatory, often blood-sucking, insect of the heteropterous family Reduviidae  
bug          [1]  
      n  
1    any insect of the order Hemiptera, esp. any of the suborder Heteroptera, having piercing and sucking mouthparts specialized as a beak (rostrum)  
   See also       assassin bug       bedbug       chinch bug  
2      (Chiefly U.S. and Canadian)   any insect, such as the June bug or the Croton bug  
3    Informal  
a    a microorganism, esp. a bacterium, that produces disease  
b    a disease, esp. a stomach infection, caused by a microorganism  
4    Informal   an obsessive idea, hobby, etc.; craze  
5    Informal   a person having such a craze; enthusiast  
6    often pl  
Informal   an error or fault, as in a machine or system, esp. in a computer or computer program  
7    Informal   a concealed microphone used for recording conversations, as in spying  
8      (U.S.)   (in poker) a joker used as an ace or wild card to complete a straight or flush  
      vb   , bugs, bugging, bugged  
Informal  
9    tr   to irritate; bother  
10    tr   to conceal a microphone in (a room, etc.)  
11    intr     (U.S.)   (of eyes) to protrude  
   See also       bug out  
     (C16: of uncertain origin; perhaps related to Old English budda beetle)  
bug          [2]  
      n  
Obsolete   an evil spirit or spectre; hobgoblin  
     (C14 bugge, perhaps from Middle Welsh bwg ghost. See also bugbear, bugaboo)  
bug          [3]  
      vb      a past tense and past participle of       big   2  
Bug     (Russian)  
      n  
1      (Also called)    Southern Bug   a river in E Europe, rising in the W Ukraine and flowing southeast to the Dnieper estuary and the Black Sea. Length: 853 km (530 miles)  
2      (Also called)    Western Bug   a river in E Europe, rising in the SW Ukraine and flowing northwest to the River Vistula in Poland, forming part of the border between Poland and the Ukraine. Length: 724 km (450 miles)  
bug out  
      vb   intr, adv  
Slang     (chiefly U.S.)   to depart hurriedly; run away; retreat  
cabbage bug  
      n      another name for the       harlequin bug  
chinch bug  
      n  
1    a black-and-white tropical American heteropterous insect, Blissus leucopterus, that is very destructive to grasses and cereals in the U.S.: family Lygaeidae  
2    a related and similar European insect, Ischnodemus sabuleti  
Croton bug  
      n     (U.S)      another name for the       German cockroach  
     (C19: named after the Croton river, whose water was piped to New York City in 1842)  
damsel bug  
      n   any of various bugs of the carnivorous family Nabiidae, related to the bedbugs but feeding on other insects. The larvae of some species mimic and associate with ants  
debris bug  
      n   a bug of the family Cimicidae found where vegetable debris accumulates and feeding on small arthropods like springtails: related to the bedbugs  
flower bug  
      n   any of a number of bugs of the family Cimicidae, related to the debris bugs but frequenting flowers and feeding on the small insects found there  
ground bug  
      n   any member of a family (Lygaeidae) of hemipterous plant-eating insects, having generally dark bodies, sometimes marked with red, and lighter, yellowish wings  
harlequin bug  
      n   a brightly coloured heteropterous insect, Murgantia histrionica, of the U.S. and Central America: a pest of cabbages and related plants: family Pentatomidae  
June bug   , beetle  
      n   any of various large brown North American scarabaeid beetles that are common in late spring and early summer, esp. any of the genus Polyphylla,   (Also called)    May beetle, May bug  
kissing bug  
      n   a North American assassin bug, Melanolestes picipes, with a painful bite, usually attacking the lips or cheeks of man  
lace bug  
      n   a small bug of the family Tingidae, having a delicate pattern in the wing venation. They are plant feeders and include the thistle lace bugs (Tingis cardui and T. ampliata) and the rhododendron bug (Stephanitis rhododendri)  
lightning bug  
      n     (U.S. and Canadian)      another name for the       firefly  
Maori bug  
      n   a large shining black wingless cockroach of New Zealand, Platyzosteria novae-zelandiae  
mealy bug  
      n   any plant-eating homopterous insect of the genus Pseudococcus and related genera, coated with a powdery waxy secretion: some species are pests of citrus fruits and greenhouse plants: family Pseudococcidae  
millennium bug  
      n     (Computing)   any software problem arising from the change in date at the start of the 21st century  
Moreton Bay bug  
      n   a flattish edible shellfish, Thenus orientalis, of Northern Australian waters  
     (named after Moreton Bay, Queensland, Australia)  
pill bug  
      n   any of various woodlice of the genera Armadillidium and Oniscus, capable of rolling up into a ball when disturbed  
rhododendron bug  
      n      See       lace bug  
shield bug  
      n   any shield-shaped herbivorous heteropterous insect of the superfamily Pentamoidea, esp. any of the family Pentatomidae,   (Also called)    stink bug  
sow bug  
      n     (U.S. and Canadian)   any of various woodlice, esp. any of the genera Oniscus and Porcellio  
     (C18: from its resemblance to a pig in shape)  
squash bug  
      n   any of various heteropterous insects of the family Coreidae, esp. a North American species, Anasa tristis, which is a pest of squash, pumpkin, and related plants  
water bug  
      n   any of various heteropterous insects adapted to living in the water or on its surface, esp. any of the family Belostomatidae (giant water bugs), of North America, India, and southern Africa, which have flattened hairy legs  
wheel bug  
      n   a large predatory North American heteropterous insect, Arilus cristatus, having a semicircular thoracic projection: family Reduviidae (assassin bugs)  

English Collins Dictionary - English Definition & Thesaurus  

Collins

bug

  

      n  
1      (informal)   bacterium, disease, germ, infection, lurgi     (informal)   microorganism, virus  
2    craze, fad, mania, obsession, rage  
3    blemish, catch, defect, error, failing, fault, flaw, glitch, gremlin, imperfection, snarl-up     (informal, chiefly Brit.)   virus  
      vb  
4      (informal)   aggravate     (informal)   annoy, badger, be on one's back     (slang)   bother, disturb, gall, get in one's hair     (informal)   get on one's nerves     (informal)   get on one's wick     (Brit. slang)   get under one's skin     (informal)   get up one's nose     (informal)   harass, hassle     (informal)   irk, irritate, nark     (Brit., Austral. & N.Z. slang)   needle     (informal)   nettle, pester, piss one off     (taboo slang)   plague, vex  
5    eavesdrop, listen in, spy, tap, wiretap  

English Collins Dictionary - English synonyms & Thesaurus  

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