Pretend to be in love in order to fuck a chick, and then dump her right away! Don't TELL her, just DISAPPEAR!
A person who DOES the hump-n-dump is called "Humpty Dumpty".
by Humped-n-Dumped July 8, 2006
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The act of having sex and then breaking up with that chick/dude immediately afterward.
Hey dude, you totally pulled a hump n dump last night with that chick! Right on brah!
by deutschcanuck September 27, 2010
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