Top Definition
Taking a dehydrated dump in the palm of your hand and waiting till someone yawns and opens up wide (like a mufasa roar) and you smash it in their face with full force, with the goal of getting most of feces inside the mouth.
Damn man... everytime I go to that guys house I end up getting a Mufasa Smash for no reason.
by r2d2 Bur 2 the gos December 13, 2011
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