it's when you say something incredibly stupid that makes you look like an idiot. Or when you mix two obviously different things up- again making yourself seem stupid.
Tom- I don't like eating oranges. It makes me feel like a cannibal because they have skin.
Joe- Dude...that was such a Mo moment
Joe- Dude...that was such a Mo moment
by Popped up October 26, 2014
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