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when the lower portion of a female body, largely defined as 'lady lumps' shakes and bounces to the beat of a intense tempo song. other aspects of assicity include scandalous and/or scant clothing on (or not on) the chest and/or posterior
"Have you seen that new Shakira video?"
"DUUUUUDE, yes. Can you say assicity?"
by Chris n Jenn June 27, 2006
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