2 definitions by Jamie hell
When your having sex with your girlfriend and then your nuts hit so hard against your girlfriends' ass that she queefs.
by Jamie hell December 5, 2016
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!!!!"
Friend: "I WANT HER TO MAKE ME HYDRO PUMP!!!!"
by Jamie hell December 11, 2016