1 definition by Mr. LunchBox

The act of lifting ones ass and releasing, causing the whole house to shake with fury.
"Oh my god we're under attack!"
"Why?"
"The whole house shook!"
"Is Kerryann home?"
"Yea, why?"
"It was an assquake... she's an assquaker."
"Oh I thought so."
by Mr. LunchBox December 4, 2006
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