A deliberate discourteous act (usually as an expression of anger or disapproval).

synonym: slight.

Roget 895: discourtesy; ill breeding; ill manners, bad manners, ungainly manners; insuavity^†; uncourteousness^†, etc. adj.; rusticity, inurbanity^†; illiberality, incivility displacency^†.    disrespect etc. 929; procacity^†, impudence: barbarism, barbarity; misbehavior, brutality, blackguardism^†, conduct unbecoming a gentleman, grossieret_e, brusquerie^†; vulgarity, etc. 851.    churlishness etc. adj.; spinosity^†, perversity; moroseness etc. (sullenness) 901.1. sternness etc. adj.; austerity; moodishness^†, captiousness etc. 901; cynicism; tartness etc. adj.; acrimony, acerbity, virulence, asperity.    scowl, black looks, frown; short answer, rebuff; hard words, contumely; unparliamentary language, personality.    bear, bruin, brute, blackguard, beast; unlicked cub^†; frump, crosspatch^†; saucebox etc. 887^†; crooked stick; grizzly.    ... show more

Roget 932: disapprobation, disapproval; improbation^†; disesteem, disvaluation^†, displacency^†; odium; dislike etc. 867.    dispraise, discommendation^†; blame, censure, obloquy; detraction etc. 934; disparagement, depreciation; denunciation; condemnation etc. 971; ostracism; black list.    animadversion, reflection, stricture, objection, exception, criticism; sardonic grin, sardonic laugh; sarcasm, insinuation, innuendo; bad compliment, poor compliment, left-handed compliment.    satire; sneer etc. (contempt) 930; taunt etc. (disrespect) 929; cavil, carping, censoriousness; hypercriticism etc. (fastidiousness) 868.    reprehension, remonstrance, expostulation, reproof, reprobation, admonition, increpation^†, reproach; rebuke, reprimand, castigation, jobation^†, lecture, curtain lecture, blow up, wigging, dressing, rating, scolding, trimming; correction, set down, rap on the knuckles, coup de bec [Fr.], rebuff; slap, slap on the face; home thrust, hit; frown, scowl, black look.    diatribe; jeremiad, jeremiade; tirade, philippic.    clamor, outcry, hue and cry; hiss, hissing; sibilance, sibilation, catcall; execration etc. 908.    chiding, upbraiding etc. v.; exprobation^†, abuse, vituperation, invective, objurgation, contumely; hard words, cutting words, bitter words.    evil-speaking; bad language etc. 908; personality.    ... show more

An instance of driving away or warding off.

synonyms: repulse, snub.

Roget 719: resistance, stand, front, oppugnation^†; oppugnancy^†; opposition etc. 708; renitence^†, renitency; reluctation^†, recalcitration^†; kicking etc. v.. repulse, rebuff.    insurrection etc. (disobedience) 742; strike; turn out, lock out, barring out; levee en masse [Fr.], Jacquerie; riot etc. (disorder) 59.    ... show more

Roget 732: failure; nonsuccess^†, nonfulfillment; dead failure, successlessness^†; abortion, miscarriage; brutum fulmen etc. 158 [Lat.]; labor in vain etc. (inutility) 645; no go; inefficacy^†; inefficaciousness etc. adj.; vain attempt, ineffectual attempt, abortive attempt, abortive efforts; flash in the pan, lame and impotent conclusion" [Othello]; frustration; slip 'twixt cup and lip etc. (disappointment) 509.    blunder etc. (mistake) 495; fault, omission, miss, oversight, slip, trip, stumble, claudication^†, footfall; false step, wrong step; faux pas [Fr.], titubation^†, b_evue [Fr.], faute [Fr.], lurch; botchery etc. (want of skill) 699^†; scrape, mess, fiasco, breakdown; flunk [U.S.].    mishap etc. (misfortune) 735; split, collapse, smash, blow, explosion.    repulse, rebuff, defeat, rout, overthrow, discomfiture; beating, drubbing; quietus, nonsuit^†, subjugation; checkmate, stalemate, fool's mate.    fall, downfall, ruin, perdition; wreck etc. (destruction) 162; deathblow; bankruptcy etc. (nonpayment) 808.    losing game, affaire flamb_ee.    victim; bankrupt; flunker^†, flunky [U.S.].    ... show more

Roget 764: refusal, rejection; noncompliance, incompliance^†; denial; declining etc. v.; declension; declinature^†; peremptory refusal, flat refusal, point blank refusal; repulse, rebuff; discountenance.    recusancy, abnegation, protest, disclaimer; dissent etc. 489; revocation etc. 756.    ... show more

Roget 277: recoil; reaction, retroaction; revulsion; bounce, rebound, ricochet; repercussion, recalcitration^†; kick, contrecoup [Fr.]; springing back etc. v.; elasticity etc. 325; reflection, reflexion [Brit.], reflex, reflux; reverberation etc. (resonance) 408; rebuff, repulse; return.    ducks and drakes; boomerang; spring, reactionist^†.    elastic collision, coefficient of restitution.    ... show more

Reject outright and bluntly.

synonyms: repel, snub.

Dutch: verjagen

Force or drive back:
— Rebuff the attack.

synonyms: drive back, fight off, repel, repulse.

Roget 764: refuse, reject, deny, decline, turn down; nill, negative; refuse one's assent, withhold one's assent; shake the head; close the hand, close the purse; grudge, begrudge, be slow to, hang fire; pass (at cards). be deaf to; dismiss, turn a deaf ear to, turn one's back upon; set one's face against, discountenance, not hear of, have nothing to do with, wash one's hands of, stand aloof, forswear, set aside, cast behind one; not yield an inch etc. (obstinacy) 606.    resist, cross; not grant etc. 762; repel, repulse, shut the door in one's face, slam the door in one's face; rebuff; send back, send to the right about, send away with a flea in the ear; deny oneself, not be at home to; discard, spurn, etc. (repudiate) 610; rescind etc. (revoke) 756; disclaim, protest; dissent etc. 489.    ... show more