batty

It should go without saying that his ideas about how to fight poverty are as a batty as they come, completely driven by ideology.

And the two of us say that paying college athletes their "fair-market value" is a batty idea.

Guess I must have sat there, starin' bug-eyed and lookin' batty, from 14th to Wall.

Batty Smith was awarded one and a half year's imprisonment, and appealed against his sentence.