When a guy has big balls and a small {penis} and it looks like a {pumpkin} when he is {erect}.
Susie: Last {night} I was gonna {fuck} Johnny a he had a total pumpkin boner, so I got my ass outta there.
Claire: Ewww, sick.
by Kitty Stroker August 25, 2006
Get the pumpkin boner mug.