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"
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Random Words:
1.
two guys (usually two friends) having sex with one girl at the same time
Me and my boy want to ride a train.
See threesome, train, sha..