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Present participle of belonk.

1. The art of touching in or around someones rear end when not asked to do so.

2. Nonconsensual rear cleaning.
Fred: Hey Jeff, wanna go ass belonking this weekend?
Jeff: What the fuck are you talking about? Thats disgusting.

Jeff: Just kidding you butter fuck! (Belonking ensues)
by Da-ba-cherry November 16, 2011
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