Define One Pump Chump Meaning

One Pump Chump
A man who ejaculates nearly immediately upon initiation of sexual intercoure; eg., after one or two thrusts.

'Damn girl, that man ain't never gonna last long enough to please you; he's a one pump chump!'
By Mellisa
One Pump Chump
a friend who has his first ever relationship in his life, and his first time fucking he only lasts thirty seconds in her vagina

josh: so i heard you lasted 30 seconds sean: meah... she was tight josh:yea okay you dont thrust once and call it quits you one pump chump you go back and pounce on it
By Helena
One Pump Chump
When a man only puts it in before busting.

"We were doing foreplay and he turned into a one pump chump after putting it in."
By Kathleen
One Pump Chump

"Damn, he really was a one pump chump... I wanted to keep going"
"Busted after five seconds, what a one pump chump"
By Vivien
Negative One Pump Chump
one who jizzes in their pants at anything like in the lonely island video.

A breeze flew in and I jizzed in my pants. That is a negative one pump chump move.
By Randene
One Pump Chump
A person who drinks one drink and is drunk/ throws up. Lightweight

That dude is a one pump chump he threw up off one drink.
By Ranna