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Some one being lead around while being anally fisted.
My boss is trying to make a butt muppet out of me
by wilc December 17, 2008
A person being fisted.
She's hot but kind of kinky. I made her my buttmuppet last night.
by Slick April 20, 2005
(N) An undesirable person: (N)a puppet on the ass of somebody and it flops around as they fart
Let's play Buttmuppet!
by Slappy-Tack March 11, 2005