WordReference Random House Learner's Dictionary of American English © 2019
adj. WordReference Random House Unabridged Dictionary of American English © 2019
- Informal Termsvery unusual;
bizarre:unpredictable, off-the-wall behavior.
(ôf′ᵺə wôl′, of′-),USA pronunciation adj. [Informal.]
- Informal Termsmarkedly unconventional;
oddball:an unpredictable, off-the-wall personality.
Collins Concise English Dictionary © HarperCollins Publishers::
Etymology: 20th Century: possibly from the use of the phrase in handball and squash to describe a shot that is unexpected
- (off the wall when postpositive) slang new or unexpected in an unconventional or eccentric way: an off-the-wall approach to humour
'off-the-wall' also found in these entries: