disapproval If you say that a person, their ideas, or their ways of doing something are off-the-wall, you are critical of them because you think they are mad or very foolish. It can be done without following some absurd, off-the-wall investment strategy. very strange or unusual, often in an amusing way
If you describe something as off-the-wall, you mean that it is unusual and rather strange but in an amusing or interesting way. surreal off-the-wall humor