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It's when you have sex with an overweight chick
Merlin: "Hey did you get any last night?"
Melvin: "Yeah, I banged gretchen last night."
Merlin: "Dude, you were chubthumping."
by Egore The Magnificient August 04, 2008
5 0

Words related to Chubthumping

chub chubber chubsicle chubthumped chubthumper thumped