Definition from Wiktionary, the free dictionary
assbrain (plural assbrains)
- (vulgar, pejorative) An idiot; a fool.
2002, Andre Perkowski, Along the Edges of Electric Disgust: An Exciting Novel of Tomorrow, page 4:
- Back in a few hours, assbrain.
1993, James W. Hall, Hard Aground, page 4:
- You, me, all those other assbrains in there, throwing our dollars at Max Hunter.
1993, James Neal Harvey, The Headsman, page 218:
- It was in the newspapers and on TV how cops all over the country were looking for Buddy, and here this assbrain wanted to know if he was sending postcards, or calling up to chat, or whatever dumb fucking thing she thought.