off your chump
off (one's) chump
Crazy or insane. He must be off his chump to pay that much money for that old car. Am I completely off my chump for starting a business in this economy?
See also: chump, off
Farlex Dictionary of Idioms.
off your chump
crazy. British informalThe literal sense of chump meaning ‘a broad, thick block of wood’ led in the mid 19th century to its humorous use to mean ‘head’, with the implication of ‘blockhead’.
See also: chump, off
Farlex Partner Idioms Dictionary
- off (one's) chump
- off one’s chump
- be off (one's) chump
- chump
- (I've) got to take off
- be off for (something)
- be off for sth
- (Now) where was I?
- be off (one's) rocker
- be well off for something