1 definition by Hosszilla

Top Definition
A combo of Man and Vacation. It's when you plan a vacation with all your bro's and leave the nagging wives, girlfriends, late night bootie calls all back at home and get piss drunk, hook up with some strange, bust ass and hot box the hotel room.
Hey bro, my girl is buggin.....Let's plan mancation in Vegas and get stupid retard like we're riding the yellow bus.
by Hosszilla March 31, 2006
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