Noun/Verb: The act of jacking-off (To cum) whilst taking a shit (a dump).
Cum+Dump = Cump

*Different from Cleveland Steamer in that a Cleveland Steamer is performed with a partner; a cump is usually performed alone, on the toilet.
When I get home, I'm gonna take a mean-ass cump
by Mr. Human September 02, 2007
17 more definitions
Top Definition
Colloquially known as the "one pump dump". To cum after only one pump
Dasha was so tight and wet, I could not help but cump. She was not impressed.
by The Stinge February 07, 2015
When a man cums after dry-humping with clothing on.
Yo did you fuck that chick last night?
- Nah, we just grinded and she was so good that I cumped.
by Erfy J September 26, 2010
The act of accidently deficating on your lover whilst ejaculating.
I was about to ejaculate on Susan's stomach but instead I cumped on her.
by Jake Plisken February 03, 2010
When a males cum is lumpy.
Omg last night i slept with this guy and he totally jizzed in my mouth, man that guy had cump, i almost heaved.
by K-LAJOY January 11, 2010
The act of masturbating and taking a dump at the same time. A much lonelier version of the blumpkin.
Don't ever go to the bathroom after Joe has been in there. He's been known to cump in public restrooms.
by Captain Bacon December 18, 2009
Abbreviation of "cum pump". A cum pump is the final thrust prior to cumming inside someone
Shit man, what a cump i alomost broke the bed!
by fantasticfoxy October 13, 2009
A word that can take the place of any other word known to human kind. Generally used by those of the 2011 class of B.H.S. Its main purpose is to sound extremely perverted yet have no real meaning of its own.
Yesterday i cumped a cow on my way to school
The teacher said," no cumping in the hallways"
Cump you, you mother-cumper!
by Cole! September 04, 2008

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