the hydro pump

the sexual act of taking two fists and pumping them in and out of the vagina

man jay daddy took the hydro pump like a pro

by stankyvag May 1, 2009

hydro pump

A very powerful water type move but commonly misses and angers the user.

Trainer: Blastoise use hydro pump!!!
*the move misses*
Trainer: Arghh Fucking turtle!

by omginbd May 29, 2008

Hydro Pump

When your girls giving you head and when your about to finish, she sticks her finger in your asshole so you shoot like a fire hydrant.

Boy: "Last night I was getting head and she made me hydro pump."
Friend: "I WANT HER TO MAKE ME HYDRO PUMP!!!!"

by Jamie hell December 11, 2016