When a girl takes many guys one after the other, up the ass, and then drops the load into the toilet, or on the carpet.
Stacy was so drunk, she did a cum dump last night, after doing those 4 guys !!!
by Shaun Gowman July 25, 2008
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Usually referred to a guy named Joe or JoJo...
He calls himself JoJo but that Joe is nothing more then a cum dump
by Wickedlywild May 11, 2019
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Someone who gets in Dale Earnhardt's way on a race track.
Casey Mears is a cum dump.
by bob November 17, 2004
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Cum dumping is when you do a big jizzy shit after being fucked in the arse by a lot of people. A cum dump.
Gotta use the loo, my arse is stretched out and Im gagging for some cum dumping. I'll shift this lot and be ready for another pint up my gary.
by Rodigan February 28, 2016
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Right as you are about the climax while vaginally fucking a girl, pull out, cum in her bellybutton, twist both of her nipples and give her a wife-beating slap in the face to open up a magic portal that leads straight into her stomach.
You: Dude I used the Magic Cum Dump on my sister last night
Your dad: Atta Boy Cletus
by YeetusDaCletusFetus January 1, 2020
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Drop the cum dump means jerking off or masturbating, and yeah... i don't think it's a better way to say you want to jerk off today either, but still...
Ay bro, imma drop the cum dump in 30 minutes, i'll be back alright?

- yea gotchu bro but hurry up
by idk, really, just Hydro July 1, 2020
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Normally a straight but gay male , working as a shipping or warehouse supervisor that takes a abnormally large amount of cum from more then 10 men at work down the street at a locale motel
Ohhhh there goesCum dump Gary “ from ARYZTA
by Fast eddy July 6, 2020
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