insertPenis() 

C library function.
May cause an OopsGotHerPregnant exception.

What? Try `man insertpenis`, you lazy shit.

insertPenis() by zacon November 11, 2003

interpenis

Before you suck him off... you look his little brother straight in the eye, and ask this flesh covered blood vessel its purpose.

(Girl 1): "I had an interpenis last night!"
(Girl 2): "An interpenis? What's that?"
(Girl 1): Well it's kind of like a job interview for a dick! So that way, you'll know if he's worrh it."

interpenis by its ya boi, skinny penis February 22, 2019