(of a vehicle) collide violently with an obstacle or another vehicle

a racing car had crashed, wrecking a safety barrier

the stolen car she was riding in crashed into a tree

move or cause to move with force, speed, and sudden loud noise

huge waves crashed down on to us

she crashed down the telephone receiver

(of shares, a business, etc.) suddenly drop in value or fail

the shares crashed to 329p

(of a computer, computing system, or software) fail suddenly

the project was postponed because the computer crashed

enter (a party) without an invitation; gatecrash

go to sleep, especially suddenly or in an improvised setting

what was it you said just before I crashed out?