Slang very unusual, eccentric, unconventional, etc.
- Very unconventional or unusual: manic, off-the-wall creativity; off-the-wall humor.
- Exhibiting bizarre behavior; crazy: their off-the-wall friends.
(comparative more off-the-wall, superlative most off-the-wall)
Perhaps from baseball or other games played with a ball, alluding to unpredictable bounces.
(comparative more off the wall, superlative most off the wall)
- Alternative spelling for off-the-wall.