a crash course

a crash course

A quick yet thorough tutorial on some topic or process. I got a crash course in answering the phones before the receptionist went on vacation.
See also: course, crash
Farlex Dictionary of Idioms.

crash course (in something)

a short and intense training course in something. I took a crash course in ballroom dancing so we wouldn't look stupid on the dance floor.
See also: course, crash
McGraw-Hill Dictionary of American Idioms and Phrasal Verbs.

crash course

A short, intensive training course, as in Daisy planned to take a crash course in cooking before she got married. [Colloquial; mid-1900s]
See also: course, crash
The American Heritage® Dictionary of Idioms by Christine Ammer.
See also:
  • crash
  • crash course
  • deep dive
  • make an appointment
  • be no good
  • show (one) out of (some place)
  • long suit
  • long suit, one's
  • strong suit
  • convince of