when two straight men remove their pants and tickle eachother's testicles, in which whoever gets the first boner is considered gay and declared loser of the boner off
Hey, did you see those two drunk guys compete in a boner off last night?
by Jake Big Snake February 03, 2009
1 more definition
When guys compete to see who gets to fuck a broad, the guy with the longest and fattest dick wins
MOCO always wins the Boner Off!
by MOCO & P-Phat February 11, 2007