Top definition
When one goes down on a girl for the first time and tries roughing it up, resulting in pulling the flaps back in a motion similar to revving up a chainsaw or lawnmower.
Unrealistic Girl 1:"Ow, my pussy hurts." Unrealistic Girl 2:"Why?" Unrealistic Girl 1: "Donald tried starting the lawnmower last night."
by ThatOtherGuyWhoNobodyNotices December 02, 2009
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