When you cant get a boner at other girls at a party because your penis feels guilty about your girlfriend.
"Dude, that girl in the skirt is so hot, I'd bang her"
"I wish I could, but I have a guilty boner"
"Sorry bro"
"I wish I could, but I have a guilty boner"
"Sorry bro"
by Rainbowsandponies February 12, 2014