Synonyms of crack in English:


See definition of crack


1‘cracks spread from the bullet hole across the window’


split, fissure, crevice, break, fracture, rupture, breach, rift, cleft, slit, chink, gap, cranny, interstice

rare crazing

2‘the crack of a rifle rang out’


bang, report, explosion, detonation, clap, pop, snap, crackle, knock, tap, clash, crash, smash, smack

informal wham, whump

3‘he got a crack on the head’


blow, bang, hit, punch, knock, thump, rap, bump, thwack, smack, slap, welt, cuff, box

informal bash, whack, clobber, clout, clip, wallop, belt, tan, biff, bop, sock, lam, whomp

British informal slosh

North American informal boff, bust, slug, whale

NZ Australian informal dong

dated buffet

4‘I fancy having a crack at winning a fourth title’


attempt, try, effort, endeavour, venture

go, shot, stab, whack, whirl

formal essay

archaic assay

5‘it is easy to make cheap cracks about her hair and clothes’


joke, witticism, funny remark, witty remark, jest, quip, pun, sally, pleasantry, epigram, aphorism

repartee, banter

bon mot

jibe, barb, jeer, sneer, taunt, insult, cutting remark, slight, affront, slur, insinuation

one-liner, gag, wisecrack, funny, dig


1‘take care not to crack the glass’


split, fracture, fissure, rupture, break, snap, cleave

rare craze

2‘a gun cracked and the bullet fizzed overhead’


go bang, bang, pop, snap, crackle, crash, thud, thump, boom, ring out, clap

explode, detonate

3‘she cracked him across the forehead’


hit, strike, beat, thump, hammer, knock, rap, pound, thud, punch, bump, thwack, smack, slap, slam, welt, cuff, pummel, buffet, box someone's ears

informal bash, whack, clobber, clout, clip, wallop, belt, tan, biff, bop, sock, lam, whomp

British informal slosh

North American informal boff, bust, slug, whale

NZ Australian informal dong

4‘the witnesses cracked and the truth came out’


break down, give way, cave in, crumble, collapse, go to pieces, lose control, yield, succumb, founder

informal come apart at the seams, fall apart at the seams

5‘the naval code proved harder to crack’


solve, find an answer to, find the answer to, find a solution to, find the solution to, resolve, work out, puzzle out, fathom, find the key to, decipher, decode, break, clear up, interpret, translate, straighten out, get to the bottom of, make head or tail of, unravel, disentangle, untangle, unfold, piece together, elucidate

figure out, suss out


1‘he is a crack shot’


expert, skilled, skilful, masterly, virtuoso, master, consummate, proficient, accomplished, talented, gifted, adept, adroit, deft, dexterous, able, good, competent, capable, efficient, experienced, seasoned, trained, practised

professional, polished, well versed, versed

magnificent, brilliant, splendid, marvellous, impressive, excellent, formidable, outstanding, first-class, first-rate, fine


informal great, mean, wicked, stellar, nifty, ace, wizard

British informal a dab hand at

North American informal crackerjack

vulgar slang shit-hot

archaic, humorous compleat

rare habile




    crack down

      ‘a nationwide drive to crack down on crime’


      get tough on, take severe measures against, take stern measures against, clamp down on, come down heavily on

      eliminate, abolish, eradicate, extinguish, quench, repress, stifle, suppress, put an end to, put a stop to, end, finish, get rid of, crush, put down, weed out, curb, nip in the bud, thwart, frustrate, scotch, squash, quash, quell, subdue, terminate, beat, overcome, defeat, rout, destroy, demolish, annihilate, wipe out, extirpate

      limit, restrain, restrict, check, keep in check, control, keep under control


      come down on like a ton of bricks, squelch, put the kibosh on, clobber

    crack up

      1‘I feel I'm cracking up, always on the verge of tears’


      break down, have a breakdown, lose control, be overcome, collapse, go to pieces, go out of one's mind, go mad, crumble, disintegrate

      lose it, lose one's cool, come apart at the seams, fall apart at the seams, go crazy, freak out

      2‘she tried to keep a straight face but kept cracking up’


      burst out laughing, dissolve into laughter, roar with laughter, shake with laughter, laugh uncontrollably, guffaw, be doubled up, split one's sides, hold one's sides

      fall about, be in stitches, break up, crease up, be creased up, be rolling in the aisles, laugh like a drain