Top definition
"Backing that thang up" is a term used to define when one simply backs up their massive load of tooshie. (Example: "I like the way you dance girl, back that thang up!")
Twerking ass shaking backing it up shuffling reverse shake dat backing that thang up
by twerkteamcaptain September 21, 2013
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The vengeful act of crapping on a lover's chest while they sleep.

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