turn sour definition, turn sour meaning | English dictionary

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turn sour exp.
1 (referring to taste) ferment, acidify; 2. (fig.) deteriorate, fall apart
1. The milk turned sour. 2. The relation between them turned sour.

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1    having or denoting a sharp biting taste like that of lemon juice or vinegar  
   Compare       bitter       1  
2    made acid or bad, as in the case of milk or alcohol, by the action of microorganisms  
3    having a rancid or unwholesome smell  
4    (of a person's temperament) sullen, morose, or disagreeable  
5    (esp. of the weather or climate) harsh and unpleasant  
6    disagreeable; distasteful  
a sour experience     
7    (of land, etc.) lacking in fertility, esp. due to excessive acidity  
8    (of oil, gas, or petrol) containing a relatively large amount of sulphur compounds  
9    go or turn sour          to become unfavourable or inharmonious  
his marriage went sour     
10    something sour  
11      (Chiefly U.S.)   any of several iced drinks usually made with spirits, lemon juice, and ice  
a whiskey sour     
12    an acid used in laundering and bleaching clothes or in curing animal skins  
13    to make or become sour  
     (Old English sur; related to Old Norse surr, Lithuanian suras salty, Old Slavonic syru wet, raw, surovu green, raw, Sanskrit sura brandy)  
  sourish      adj  
  sourly      adv  
  sourness      n  
English Collins Dictionary - English Definition & Thesaurus  



1    circle, go round, gyrate, move in a circle, pivot, revolve, roll, rotate, spin, swivel, twirl, twist, wheel, whirl  
2    change course, change position, go back, move, return, reverse, shift, swerve, switch, veer, wheel  
3    arc, come round, corner, go round, negotiate, pass, pass around, take a bend  
4    adapt, alter, become, change, convert, divert, fashion, fit, form, metamorphose, mould, mutate, remodel, shape, transfigure, transform, transmute  
5    become rancid, curdle, go bad, go off     (Brit. informal)   go sour, make rancid, sour, spoil, taint  
6    appeal, apply, approach, go, have recourse, look, resort  
7    nauseate, sicken, upset  
8    apostatize, bring round     (informal)   change one's mind, change sides, defect, desert, go over, influence, persuade, prejudice, prevail upon, renege, retract, talk into  
9    construct, deliver, execute, fashion, frame, make, mould, perform, shape, write  
10    turn tail      beat a hasty retreat, bolt, cut and run     (informal)   flee, hook it     (slang)   run away, run off, show a clean pair of heels, take off     (informal)   take to one's heels  
11    bend, change, circle, curve, cycle, gyration, pivot, reversal, revolution, rotation, spin, swing, turning, twist, whirl  
12    bias, direction, drift, heading, tendency, trend  
13    bend, change of course, change of direction, curve, departure, deviation, shift  
14    chance, crack     (informal)   fling, go, opportunity, period, round, shift, shot     (informal)   spell, stint, succession, time, try, whack     (informal)  
15    airing, circuit, constitutional, drive, excursion, jaunt, outing, promenade, ride, saunter, spin     (informal)   stroll, walk  
16    affinity, aptitude, bent, bias, flair, gift, inclination, knack, leaning, propensity, talent  
17    cast, fashion, form, format, guise, make-up, manner, mode, mould, shape, style, way  
18    act, action, deed, favour, gesture, service  
19    bend, distortion, twist, warp  
20      (informal)   fright, scare, shock, start, surprise  
21    by turns      alternately, in succession, one after another, reciprocally, turn and turn about  
22    to a turn      correctly, exactly, just right, perfectly, precisely  

about-turn   , about-face     (U.S.)  
      n   change of direction, reversal, reverse, right about (turn), turnabout, turnaround, U-turn, volte-face  
      vb   change direction, do or perform a U-turn or volte-face, face the opposite direction, reverse, turn about or around, turn through 180 degrees, volte-face  
turn down  
1    diminish, lessen, lower, muffle, mute, quieten, reduce the volume of, soften  
2    abstain from, decline, rebuff, refuse, reject, repudiate, say no to, spurn, throw out  
1    amplify, augment, boost, increase, raise, strengthen, swell, turn up  
2    accede, accept, acquiesce, agree, receive, take  
turn in  
1    go to bed, go to sleep, hit the hay     (slang)   hit the sack     (slang)   retire for the night  
2    deliver, give back, give up, hand in, hand over, return, submit, surrender, tender  
branch, exit, side road, turn, turning  
turn off  
1    branch off, change direction, depart from, deviate, leave, quit, take another road, take a side road  
2    cut out, kill, put out, shut down, stop, switch off, turn out, unplug  
3      (informal)   alienate, bore, disenchant, disgust, displease, gross out     (U.S. slang)   irritate, lose one's interest, nauseate, offend, put off, repel, sicken  
turn on  
1    activate, energize, ignite, kick-start, put on, set in motion, start, start up, switch on  
2    balance, be contingent on, be decided by, depend, hang, hinge, pivot, rest  
3    assail, assault, attack, fall on, lose one's temper with, round on  
4      (slang)   arouse, arouse one's desire, attract, excite, please, press one's buttons     (slang)   ring (someone's) bell     (U.S. slang)   stimulate, thrill, titillate, work up  
5      (slang)   get high     (informal)   get stoned     (slang)   take drugs, trip     (informal)  
6      (slang)   expose, get one started with, inform, initiate, introduce, show  
1    cut out, put out, shut off, stop, switch off, turn off  
turn out  
1    put out, switch off, turn off, unplug  
2    bring out, fabricate, finish, make, manufacture, process, produce, put out  
3    axe     (informal)   banish, cashier, cast out, deport, discharge, dismiss, dispossess, drive out, drum out, evict, expel, fire     (informal)   give one the sack     (informal)   give the bum's rush     (slang)   kick out     (informal)   kiss off     (slang, chiefly U.S. & Canad.)   oust, put out, relegate, sack     (informal)   show one the door, throw out, turf out     (Brit. informal)   unseat  
4    clean out, clear, discharge, empty, take out the contents of  
5    become, come about, come to be, come to light, crop up     (informal)   develop, emerge, end up, eventuate, evolve, happen, prove to be, result, transpire     (informal)   work out  
6    accoutre, apparel     (archaic)   attire, clothe, dress, fit, outfit, rig out  
7    appear, assemble, attend, be present, come, gather, go, put in an appearance, show up     (informal)   turn up  
turn over  
1    capsize, flip over, keel over, overturn, reverse, tip over, upend, upset  
2    activate, crank, press the starter button, set going, set in motion, start up, switch on, switch on the ignition, warm up  
3    assign, commend, commit, deliver, give over, give up, hand over, pass on, render, surrender, transfer, yield  
4    consider, contemplate, deliberate, give thought to, mull over, ponder, reflect on, revolve, ruminate about, think about, think over, wonder about  
5    break up, dig, plough  
turn up  
1    appear, arrive, attend, come, put in an appearance, show     (informal)   show one's face, show up     (informal)  
2    appear, become known, be found, bring to light, come to light, come to pass, come up with, crop up     (informal)   dig up, disclose, discover, expose, find, pop up, reveal, transpire, unearth  
3    amplify, boost, enhance, increase, increase the volume of, intensify, make louder, raise  
2    disappear, evaporate, fade, hide, vanish  
3    diminish, lessen, lower, reduce, soften, turn down  

English Collins Dictionary - English synonyms & Thesaurus  

Collaborative Dictionary     English Definition
a short performance
(metaphorically) die
to take OR turn OR bring something down a notch means to decrease its intensity
familiar and evocative expression used to describe a chaotic situation in which things turn wrong, suddenly causing a lot of trouble or making someone very angry
[Fam.] Ex.: The shit hit the fan when his wife found out that he had cheated on her.
the point where a minor change turns into a major and irreversible one
[Bus.] E.g. : Some have anticipated that social media would be the tipping point of web marketing.
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