a boner which is freezing cold. Usually only occurs in those who have Cold Boner Syndrome (CBS). People who have a cold boner should typically fornicate with women who have icebox vaginas to avoid the tongue on the flagpole effect.
Guy 1: "my boner is freezing cold right now"
Guy 2: "I didn't know you had CBS!"
Guy 1: "Yeah, thats why my girlfriend looks like shit. I have to settle for those icebox vaginas, its a tough life."
Guy 2: "It's the cold boner life. Livin it, Lovin it, doing it."