Muppy Popper, MP; Military Police; Mike Papa; Slang word used by U.S. Soldiers in Vietnam when referring to the Military Police.
"A Muppy Popper is someone who farts in the bathwater, then pops the bubbles when they surface so they can enjoy the odor."
'Hey man, stash the weed, the fuc...g Muppy Poppers are behind us.'
by msgp11 July 14, 2009
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