Definition of crash verb from the Oxford Advanced American Dictionary

     

    crash

     verb
    verb
    NAmE//kræʃ//
     
    Verb Forms present simple I / you / we / they crash
     
    he / she / it crashes
     
    past simple crashed
     
    -ing form crashing
     
     
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    of vehicle
  1. 1[intransitive, transitive] if a vehicle crashes or the driver crashes it, it hits an object or another vehicle, causing damage I was terrified that the plane would crash. We're going to crash, aren't we? crash into something A truck went out of control and crashed into the back of a bus. crash something (into something) He crashed his car into a wall.
  2. hit hard/loud noise
  3. 2 [intransitive, transitive] to hit something hard while moving, causing noise and/or damage; to make something hit someone or something in this way + adv./prep. A brick crashed through the window. With a sweep of his hand he sent the glasses crashing to the floor. + adj. The door crashed open. crash something + adj. She stormed out of the room and crashed the door shut behind her.
  4. 3[intransitive] to make a loud noise Thunder crashed overhead.
  5. in finance/business
  6. 4 [intransitive] (of prices, a business, shares, etc.) to lose value or fail suddenly and quickly Share prices crashed to an all-time low yesterday. The company crashed with debts of $50 million.
  7. computing
  8. 5[intransitive, transitive] crash (something) if a computer crashes or you crash a computer, it stops working suddenly Files can be lost if the system suddenly crashes.
  9. party
  10. 6[transitive] (informal) (also gate-crash) crash something to go to a party or social event without being invited
  11. sleep
  12. 7[intransitive] crash (out) (informal) to fall asleep; to sleep somewhere you do not usually sleep I was so tired I crashed out on the sofa. I've come to crash on your floor for a couple of nights.
  13. medical
  14. 8 [intransitive] if someone crashes, their heart stops beating
  15. Thesauruscrashslam collide smash wreckThese are all words that can be used when something, especially a vehicle, hits something else very hard and is damaged or destroyed.crash (somewhat informal) to hit an object or another vehicle, causing damage; to make a vehicle do this:I was terrified that the plane would crash.slam (something) into/against somebody/something to crash into something with a lot of force; to make something do this:The car skidded and slammed into a tree.collide (somewhat formal) (of two vehicles or people) to crash into each other; (of a vehicle or person) to crash into someone or something else:The car and the van collided head-on in thick fog.smash (somewhat informal) to crash into something with a lot of force; to make something do this; to crash a car:The thieves smashed a stolen car through the store's display.crash, slam, or smash?Crash is used especially to talk about vehicles and can be used without a preposition:We're going to crash, aren't we?In this meaning slam and smash always take a preposition:We're going to slam/smash, aren't we?They are used for a much wider range of things than just vehicles. Crash can also be used for other things, if used with a preposition:She turned the corner in the hallway and crashed into the soda machine.wreck to crash a vehicle and damage it very badlyPatterns two vehicles crash/collide two vehicles/people/things crash/slam/smash >into each other> to crash/smash/wreck a carIdioms
    crash and burn(informal)
     
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    to fail suddenly and completely His grand plan to make a million dollars crashed and burned, leaving him not only broke but deeply in debt.
See the Oxford Advanced Learner's Dictionary entry: crash