A term used to describe a man who cannot hold out during sex; a term used to describe a man who only lasts a 'couple pumps' before reaching orgasm during sex or fooling around.
Friend #1: Dude, I totally got laid last night.
Friend #2: Don't sound so proud of yourself, we all know you're a couple pump chump.
by weezey! May 13, 2010
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Any douche who thinks he's got skillz, only to dump his stuff two pumps into it...
"Man, Ashley and I were gettin' it on, she stripped her shirt off, and I dumped my load in my drawers...."
by Chumper December 29, 2004
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Defined as anyone who goes to the gym and does many reps and sets of a machine improperly. Often used to appear as if they have more strength than what they really do. Usually associated with buff guys or gym rats.
Bro, look at that dude squatting 415 over there, are his knees even bending?...what a half pump chump.
by Brad_yungtaco June 3, 2016
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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 Slapanja September 2, 2020
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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 Thisgirlruns August 12, 2012
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When a man orgasms and semen vigorously flies out like a fire hose in four times.
Bill is only a 4 pump chump when looking at his mothers bare chest.
by odhalksdjfn;asdfvg August 2, 2017
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A two-pump-chump who looses his load almost immediately when he fucks a girl's tight asshole.

See Also: Two-pump-chump
You're a number two pump chump John. I know this 'cause you reek of asshole and disappointment.

I let him do me in the ass for the first time and it turns out the fucker is a number two-pump-chump!
by Julie is Queen March 14, 2008
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