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A 2 or more person game that involves throwing marshmallows at each other while sitting in a dark room. Usually results in laughter, never pain.
"That mallomosh game was sick!"
"I just bought a bag of marshmallows and there is only one thing to do... play mallomosh."
by mel1124 June 27, 2009

Words related to mallomosh

dark fun game marshmallows