when a manboob is pulled and snapped back into place it occasionally bounces up and down a total of 2 or more times. much like the milkshake joke
GUY1-"hey look over there"
Guy2-*looks
GUY1- pulls back boob and lets go "munga junga"
by jay-ay-em February 7, 2008
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An act of stupidity or a sentence/phrase that does not rhyme
my mate slipped in a bush the other day, he pulled a Junga Munga
by Kaneki_kun August 10, 2015
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