A loud resonant repeating noise.

synonyms: clang, clangor, clangoring, clangour, clank, clash.

Roget 276: impulse, impulsion, impetus; momentum; push, pulsion^†, thrust, shove, jog, jolt, brunt, booming, boost [U.S.], throw; explosion etc. (violence) 173; propulsion etc. 284.    percussion, concussion, collision, occursion^†, clash, encounter, cannon, carambole^†, appulse^†, shock, crash, bump; impact; elan; charge etc. (attack) 716; beating etc. (punishment) 972.    blow, dint, stroke, knock, tap, rap, slap, smack, pat, dab; fillip; slam, bang; hit, whack, thwack; cuff etc. 972; squash, dowse, swap, whap^†, punch, thump, pelt, kick, punce^†, calcitration^†; ruade^†; arietation^†; cut, thrust, lunge, yerk^†; carom, carrom^†, clip [Slang], jab, plug [Slang], sidewinder [U.S.], sidewipe^†, sideswipe [U.S.].    hammer, sledge hammer, mall, maul, mallet, flail; ram, rammer^†; battering ram, monkey, pile-driving engine, punch, bat; cant hook; cudgel etc. (weapon) 727; ax etc. (sharp) 253.    [Science of mechanical forces] dynamics; seismometer, accelerometer, earthquake detector.    ... show more

Dutch: geschal, gekletter, gerinkel, metaalklank

A serious accident (usually involving one or more vehicles):
— They are still investigating the crash of the TWA plane.

synonym: wreck.

Roget 162: destruction; waste, dissolution, breaking up; diruption^†, disruption; consumption; disorganization.    fall, downfall, devastation, ruin, perdition, crash; eboulement [Fr.], smash, havoc, delabrement [Fr.], debacle; break down, break up, fall apart; prostration; desolation, bouleversement [Fr.], wreck, wrack, shipwreck, cataclysm; washout.    extinction, annihilation; destruction of life etc. 361; knock-down blow; doom, crack of doom.    destroying etc. v.; demolition, demolishment; overthrow, subversion, suppression; abolition etc. (abrogation) 756; biblioclasm^†; sacrifice; ravage, razzia^†; inactivation; incendiarism; revolution etc. 146; extirpation etc. (extraction) 301; beginning of the end, commencement de la fin [Fr.], road to ruin; dilapidation etc. (deterioration) 659; sabotage.    ... show more

Dutch: computercrash, botsing, auto-ongeluk
Polish: kraksa, stłuczka, zderzenie

A sudden large decline of business or the prices of stocks (especially one that causes additional failures).

synonym: collapse.

Dutch: beurscrash, crash, knal, beurskrach

The act of colliding with something:
— His crash through the window.

synonym: smash.

Dutch: ineenstorting

computer science An event that causes a computer system to become inoperative.

Dutch: crash

Fall or come down violently.

Roget 406: rap, snap, tap, knock, ping; click; clash; crack, crackle; crash; pop; slam, bang, blast, boom, clap, clang, clack, whack, wham; brustle^†; burst on the ear; crepitate, rump.    blow up, blow; detonate.    ... show more

Move with, or as if with, a crashing noise.

Undergo damage or destruction on impact:
— The plane crashed into the ocean.
— The car crashed into the lamp post.

synonym: ram.

Move violently as through a barrier.

Break violently or noisily; smash.

synonyms: break apart, break up.

Roget 162: be destroyed &c.; perish; fall to the ground; tumble, topple; go to pieces, fall to pieces; break up; crumble to dust; go to the dogs, go to the wall, go to smash, go to shivers, go to wreck, go to pot, go to wrack and ruin; go by the board, go all to smash; be all over, be all up, be all with; totter to its fall.    destroy; do away with, make away with; nullify; annual etc. 756; sacrifice, demolish; tear up; overturn, overthrow, overwhelm; upset, subvert, put an end to; seal the doom of, do in, do for, dish [Slang], undo; break up, cut up; break down, cut down, pull down, mow down, blow down, beat down; suppress, quash, put down, do a job on; cut short, take off, blot out; dispel, dissipate, dissolve; consume.    smash, crash, quell, squash, squelch, crumple up, shatter, shiver; batter to pieces, tear to pieces, crush to pieces, cut to pieces, shake to pieces, pull to pieces, pick to pieces; laniate^†; nip; tear to rags, tear to tatters; crush to atoms, knock to atoms; ruin; strike out; throw over, knock down over; fell, sink, swamp, scuttle, wreck, shipwreck, engulf, ingulf^†, submerge; lay in ashes, lay in ruins; sweep away, erase, wipe out, expunge, raze; level with the dust, level with the ground; waste; atomize, vaporize.    deal destruction, desolate, devastate, lay waste, ravage gut; disorganize; dismantle etc. (render useless) 645; devour, swallow up, sap, mine, blast, bomb, blow to smithereens, drop the big one, confound; exterminate, extinguish, quench, annihilate; snuff out, put out, stamp out, trample out; lay in the dust, trample in the dust; prostrate; tread under foot; crush under foot, trample under foot; lay the ax to the root of; make short work of, make clean sweep of, make mincemeat of; cut up root and branch, chop into pieces, cut into ribbons; fling to the winds, scatter to the winds; throw overboard; strike at the root of, sap the foundations of, spring a mine, blow up, ravage with fire and sword; cast to the dogs; eradicate etc. 301.    ... show more

Occupy, usually uninvited.

Make a sudden loud sound.

Enter uninvited; informal:
— Let's crash the party!.

synonyms: barge in, gate-crash.

Cause to crash.

Hurl or thrust violently.

synonym: dash.

Undergo a sudden and severe downturn.

Dutch: crashen

Stop operating:
— My computer crashed last night.

synonym: go down.

Roget 306: descend; go down, drop down, come down; fall, gravitate, drop, slip, slide, rappel, settle; plunge, plummet, crash; decline, set, sink, droop, come down a peg; slump.    dismount, alight, light, get down; swoop; stoop etc. 308; fall prostrate, precipitate oneself; let fall etc. 308.    tumble, trip, stumble, titubate^†, lurch, pitch, swag, topple, topple over, tumble over, topple down, tumble down; tilt, sprawl, plump down, come down a cropper.    ... show more

Sleep in a convenient place:
— You can crash here, though it's not very comfortable.

synonyms: doss, doss down.