1. An endearing term for someone who is just a real big dick. One who is an all around cock.

2. What girls or guys like spending upon orientation. A real hard cock.
My boss is a real stiff penis. What a jerk off.

Rachel is a whore. She’s always down for a real stiff penis.
by Eaton Holgoode October 17, 2018
Get the Real Stiff Penis mug.