Noun

the act of colliding with something

Noun

a serious accident (usually involving one or more vehicles)

Noun

a loud resonant repeating noise

Noun

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

Noun

(computer science) an event that causes a computer system to become inoperative

Verb

sleep in a convenient place

Verb

stop operating

Verb

undergo a sudden and severe downturn

Verb

hurl or thrust violently

Verb

undergo damage or destruction on impact

Verb

break violently or noisily; smash

Verb

cause to crash

Verb

fall or come down violently

Verb

enter uninvited; informal

Verb

move violently as through a barrier

Verb

move with, or as if with, a crashing noise

Verb

make a sudden loud sound

Verb

occupy, usually uninvited