What is Mcpenis?
1.
Your penis at McDonald's. Once you leave the establishment, its back to penis again
person A "Once I left the McStablishment, its back to penis again"
person B "I would like a McPenis filet"
person A "Open your mouth. Wait lets go back inside McDonalds real quick"
See
Random Words:
1.
1. An apathetic boner.
2. It's hanging in there.
3. The point right before a full blown hard-on.
That chick gave me a raging sem..