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(transitive verb) The strategic act where one pulls down his or her pants and undergarments, aims the rear end towards an unwanted guest, and swiftly backpedals towards the subject while bent over in attempt to force the individual to leave the room/premises at once. Contact and/or flatulence is optional, but usually not necesary.
"Whose orange juice is this?"

"It's Steve's, he was drinking it in here before I moon chased him out the door. Poor bastard got a faceful"
by Quicklips189 May 13, 2013
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