Definitions by livvvvvvv

foner boner 

when a guy thinks he has a boner but doesn't.
Foner boners are usually bragged about.
Also try boner

guy1: Im so hard right now.
guy2: no,dude, you just have a foner boner.
guy1: oh...

foner boner by livvvvvvv February 14, 2008