[ krash ]
See synonyms for: crashcrashedcrashing on

verb (used without object)
  1. to make a loud, clattering noise, as of something dashed to pieces.

  2. to break or fall to pieces with noise.

  1. (of moving vehicles, objects, etc.) to collide, especially violently and noisily.

  2. to move or go with a crash; strike with a crash.

  3. Aeronautics. to land in an abnormal manner, usually causing severe damage: The airliner crashed.

  4. to collapse or fail suddenly, as a financial enterprise: The stock market crashed.

  5. Informal. to gain admittance to a party, performance, etc., without an invitation, ticket, or permission.

  6. Slang.

    • to sleep.

    • to have a temporary place to sleep or live without payment: He let me crash at his house.

    • to fall asleep: I get home in the evening and I just crash till it's time for dinner.

  7. Slang. to experience unpleasant sensations, as sudden exhaustion or depression, when a drug, especially an amphetamine, wears off.

  8. Medicine/Medical Slang. to suffer cardiac arrest.

  9. Ecology. (of a population) to decline rapidly.

  10. Computers. to shut down because of a malfunction of hardware or software.

verb (used with object)
  1. to break into pieces violently and noisily; shatter.

  2. to force or drive with violence and noise (usually followed by in, through, out, etc.).

  1. Aeronautics. to cause (an aircraft) to make a landing in an abnormal manner, usually damaging or wrecking the aircraft.

  2. Informal.

    • to gain admittance to, even though uninvited: to crash a party.

    • to enter without a ticket, permission, etc.: to crash the gate at a football game.

  1. a sudden loud noise, as of something being violently smashed or struck: the crash of thunder.

  2. a breaking or falling to pieces with loud noise: the sudden crash of dishes.

  1. a collision or crashing, as of automobiles, trains, etc.

  2. the shock of collision and breaking.

  3. a sudden and violent falling to ruin.

  4. a sudden general collapse of a business enterprise, prosperity, the stock market, etc.: the crash of 1929.

  5. Aeronautics. an act or instance of crashing.

  6. Ecology. a sudden, rapid decline in the size of a population.

  1. characterized by an intensive effort, especially to deal with an emergency, meet a deadline, etc.: a crash plan to house flood victims; a crash diet.

Origin of crash

First recorded in 1350–1400; 1920–25 for def. 16; 1870–75 for def. 22; Middle English crasche, blend of crase “to break” and masche “to crush, pulp”; see origin at craze,mash1

Other words for crash

Other words from crash

  • crasher, noun

Other definitions for crash (2 of 2)

[ krash ]

  1. a plain-weave fabric of rough, irregular, or lumpy yarns, for toweling, dresses, etc.

  2. Bookbinding. starched cotton fabric used to reinforce the spine of a bound book.

Origin of crash

First recorded in 1805–15; probably from Russian krashenína “painted or dyed coarse linen,” equivalent to kráshenyĭ “painted” (past participle of krásit' “to paint”) + -ina noun suffix Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

How to use crash in a sentence

British Dictionary definitions for crash (1 of 2)


/ (kræʃ) /

  1. to make or cause to make a loud noise as of solid objects smashing or clattering

  2. to fall or cause to fall with force, breaking in pieces with a loud noise as of solid objects smashing

  1. (intr) to break or smash in pieces with a loud noise

  2. (intr) to collapse or fail suddenly: this business is sure to crash

  3. to cause (an aircraft) to hit land or water violently resulting in severe damage or (of an aircraft) to hit land or water in this way

  4. to cause (a car, etc) to collide with another car or other object or (of two or more cars) to be involved in a collision

  5. to move or cause to move violently or noisily: to crash through a barrier

  6. British informal short for gate-crash

  7. (intr) (of a computer system or program) to fail suddenly and completely because of a malfunction

  8. (intr) slang another term for crash out

  9. crash and burn informal to fail; be unsuccessful

  1. an act or instance of breaking and falling to pieces

  2. a sudden loud noise: the crash of thunder

  1. a collision, as between vehicles

  2. a sudden descent of an aircraft as a result of which it hits land or water

  3. the sudden collapse of a business, stock exchange, etc, esp one causing further financial failure

  4. (modifier)

    • requiring or using intensive effort and all possible resources in order to accomplish something quickly: a crash programme

    • sudden or vigorous: a crash halt; a crash tackle

  5. crash-and-burn informal a complete failure

Origin of crash

C14: probably from crasen to smash, shatter + dasshen to strike violently, dash 1; see craze

Derived forms of crash

  • crasher, noun

British Dictionary definitions for crash (2 of 2)


/ (kræʃ) /

  1. a coarse cotton or linen cloth used for towelling, curtains, etc

Origin of crash

C19: from Russian krashenina coloured linen

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012