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The act of dating a girl just to have sex wit her and then dumping her immediately afterwords.

Abv. BaD or B&D
Jimmy: Wow Sally is pretty hot.
James: Yea but she is not girlfriend material, I think I'll pull the ol' bump and dump.
by TheMasta333 April 14, 2009
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The need to take a shit shortly after snorting cocaine. It usually occurs at the beginning of party and subsides as time progresses.
"Thanks Tom. That's some good shit. Speaking of shits, I have to take one."

"Bump and dump, everytime."
by McSwilly March 11, 2006
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The act of bumping into one's car and just leaving like an asshole.
Joshua is known for being one to Bump and Dump, that's why no one likes him around.
by Cliffisnotachair June 20, 2016
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