adj. 1. Not of the proper hue or shade; not matching a standard color sample. The librarian complained that the painter had used an off-color green on the walls. 2. informal Not of the proper kind for polite society; in bad taste; dirty. When Joe finished his off-color story, no one was pleased.
OFF-COLOR
Meaning of OFF-COLOR in English
American idioms English vocabulary. Английский словарь американских идиом. 2012