Arm boner
What you get when you someone slightly touches your arm. Your arm then proceeds to tense up and flings straight up in the air.
Alaura slightly touched my arm, and I got an arm boner! I broke his nose!
arm boner
when a girl attempts to punch or simply touch a guys arm and he instinctively flexes
i called her a whore, and when she punched me, i got an arm boner
baby arm boner
A semi-hard erection...soft, yet firm like a baby's arm.
She could have really had me going but since we were out at dinner, her foot play only gave me a baby arm boner."