I walked into my room to find Sarah and Artie rumping on my bed.
by R.King July 21, 2009
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To take a picture of a person staring and pointing at a girl's ass, and biting their lower lip. Similar to DAT ASS.
Did you see the picture of Tim rumping that girl?
by The Danzanator January 08, 2012
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Big booty girl: heyyy

Smoove L: ooouuuuu ahhhh baby let’s Rump
by NanaBandzz November 30, 2019
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1) The ass, specifically the buttocks.
I love to grab my woman's rump while we smash!
by Ragefist November 17, 2002
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