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The type of surprise a man experiences when during foreplay, reaches into the panties of an attractive young "woman" who turns out to have a pair of balls and a cock, perhaps even larger than his own.
"Jesus...did you hear about Billy last night? He got a junkprise from that sweetie at the bar. She was the hottest girl at the casino but turns out she was packing more meat than the local butcher."
by TheLargeBreast February 19, 2014
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