the form of plowing up the butt and in the mouth at the same time. Usually a 3 sum. The point is to tare your partners entrance with your penis or dildo.
Dude 1 : hey guys nice batchuwell yesterday

Dude 2: yeah we sent tht hooker to the hospital

Dude 1 : batchuwelling is real fun
by Jerkoffface June 8, 2009
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