Any place used for temporary lodging, especially without payment or permission. / (aviation) A place of temporary lodging for airline flight crews.

(idiomatic) A quick, intense course of learning, especially one which is informal or hurried.

To land an aircraft or spacecraft in an emergency, either in an inappropriate place or under dangerous conditions; usually results in damage to the craft and the possibility of loss of life.

The landing of an aircraft or spacecraft in an emergency, either in an inappropriate place or under dangerous circumstances, usually with damage to the aircraft.

(idiomatic, military) An emergency maneuver by a submarine in which it suddenly descends, especially to considerable depth, usually in order to escape an attack or avoid a collision.

(intransitive, idiomatic, often hyphenated, submarine operation) To perform a crash dive. / (transitive, idiomatic, often hyphenated, submarine operation) To cause (a submarine) to perform a crash dive.

A sentence, often a news headline, that is subject to incorrect interpretation due to syntactic and/or lexical ambiguity.

plural of crash pad

The collision of one or more cars / (by extension) A mess or disaster, especially one that attracts a lot of attention.

plural of crash cart