Definition of bug - Reverso English Dictionary
Noun
1.
informalUS any small insect or similar creatureUS
- There was a bug crawling on the wall.
2.
- He caught a bug and stayed home.
3.
technologyTECH. problem in a computer programTECH.
- The software has a bug that needs fixing.
4.
surveillanceTECH. hidden microphone for spyingTECH.
- They found a bug in the office.
Verb
1.
- His constant questions started to bug her during the meeting..
2.
surveillanceTECH. install hidden microphones for eavesdroppingTECH.
- They bugged the office to gather information.
Images of bug

any small insect or similar creature
Expressions with bug
💡 Discover popular phrases, idioms, collocations, or phrasal verbs. Click any expression to learn more, listen to its pronunciation, or save it to your favorites.
virus causing flu symptoms like fever and cough
I caught the flu bug last winter.
leave a place quickly and suddenly
When the alarm rang, everyone bugged out.
eyes that are large or bulging, often from surprise or emotion
He stared at me with bug eyes.
leave someone alone or go away
He told the annoying salesman to bug off.
crush an insect
She used a tissue to squash the bug on the wall.
having the same enthusiasm or motivation for something
They are bitten by the same bug for hiking and adventure.
become infected with an illness
I think I caught a bug from my coworker.
give a quiet hint that makes someone think about doing something
I will put a bug in his ear about your idea.
illness spreading among people
There's a bug going round at the office.
strongly affected by a sudden interest
He was bitten by the bug and couldn't stop talking about his new hobby.
contract an illness or disease
He caught the bug that's been going around the office.
feeling extremely defeated or humiliated
After the loss, he felt crushed like a bug.
strong desire to gamble frequently
After winning, he caught the gambling bug.
feel sick with a minor illness or virus
I can't come in today, I have the bug.
feel a strong desire to travel to new places
After her trip to Italy, she had the travel bug.
allow something to annoy or bother you
Don't let it bug you, just ignore it.
develops a strong interest in an activity
Now he's got the bug for painting.
completely defeated or overpowered
The team felt squashed like a bug after the heavy loss.
strong desire to travel
She caught the travel bug after her trip to Europe.
person enthusiastic about investing in gold
He is known as a gold bug in the investment world.
illness causing stomach pain and diarrhea
She caught a stomach bug after eating spoiled food..
structure for insects used as habitat or for learning
The class built a bug hotel in the garden.
product applied to repel insects
He applied bug spray before going hiking.
having unusually large or protruding eyes
The bug-eyed cartoon character made everyone laugh..
Origin of bug
Middle English, bugge (hobgoblin)
Terms with bug included in their meaning
💡 A powerful way to uncover related words, idioms, and expressions linked by the same idea — and explore meaning beyond exact word matches.
bug killer
chemical used to kill pests like insects and rodents
tiny critter
insect or bug, often considered a pest
bug spray
chemical used on skin or clothes to keep insects away
bug
small insect that damages books
technology
bug or exploit in video games
video games
perform an exploit or recreate a bug in a game
bug
insect that glides on water surfaces
bug
predatory insect with long body and front legs for catching prey
bug
mothlike insect with aquatic larvae often found near water
bug
small dark insect whose larvae eat fungi and harm plants
bug
software problem where result depends on event order or timing
technology
reappearance of a fixed software bug
bug hunter
person who kills roaches
geocaching
item attached to a travel bug in geocaching
technology
critical software bug halting development
bug
small arachnid such as a mite or tick
lab compound
white crystalline substance for germ control, bug killing, glassmaking, fireproofing
bug type
small biting fly, blood-feeding, with young developing in water
bug
aquatic insect larva that lives inside small protective cases
entomology
bug of the family Miridae feeding on plants
medical
inflammatory nodule at reduviid bug bite site
farm fields
small bug that damages grass and crops
bug
insect known for loud chirping and large wings
bug species
Mexican insect used to make red dye
Examples of bug in a sentence
The bug landed on my arm while I was outside. There's a bug going around the office. She was bedridden for days with a nasty bug. A bug in the code caused the app to crash. Developers are working to fix the bug in the system. The spy planted a bug in the lamp.
Detectives discovered a bug in the suspect's car. The loud music from the party began to bug the neighbors. Her habit of interrupting others really bugs me. The spies bugged the hotel room to listen in. Authorities bugged the suspect's car for evidence.
View all translations of bug
Click below to see the appropriate translations facing each meaning.
- French:insecte, agacer, ...
- German:Insekt, nerven, ...
- Italian:insetto, seccare, ...
- Spanish:bicho, fastidiar, ...
- Portuguese:bicho, irritar, ...
- Chinese:小虫子, 打扰, ...
- Japanese:虫, 悩ます, ...
- Arabic:حَشَرَة, أَزعَجَ, ...
- Hebrew:ג׳וּק, לְהַצִּיק, ...
- Russian:жучок, раздражать, ...
- Ukrainian:жучок, надокучати, ...
- Hindi:कीड़ा, परेशान करना, ...

icon to discover related terms: analogies, antonyms, common collocates, words with same roots, umbrella terms… Try with happening or hunch.
icon next to the first example to see two additional options and learn to use new vocabulary naturally.
icon to save words you want to revisit. You can also save a specific meaning by clicking on the