didn't care a whit

didn't care a whit

 and don't care a whit
didn't care at all. Sally thought Joe liked her, but he didn't care a whit about her. I don't care a whit what you do with my old clothes.
See also: care
References in periodicals archive ?
Stone knows his movie isn't going to be the last word on a controversial figure who's viewed by many historians as a destroyer who didn't care a whit about spreading Hellenism.
USC won 17-7 and didn't care a whit that on an artistic level, the game was an overturned paint truck on the Harbor Freeway.