What is Penis Sex?
1.
To insert your penis in someone else's penishole.
Your mom's ass pussy was too tight. So instead i had penis sex with her.
See
2.
When two males, violate eachother with their dicks. They rub their dicks against the other persons. They both enjoy it, and makes them groan like CRAZY!
Johnny: AHHHHHHHHHH!! penis sex..
Micheal: Your penis is so smooth.
See
3.
When a man inserts his penis into another man's urethra.
Man, that penis sex last night, it was rough.
See