Someone responsible for coming up with an idea so brilliant that it makes you wonder how no one else had ever thought of it before.
Wesley: These Mini-Reubens - with a little sauerkraut and a little swiss inside, - what mad genius brought these into the world? (Eats one) Mmm.
by djsi April 14, 2009
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Mad genius
• mangenius
• magenius
• mad
• mad dog
• mad lad
• mad cow disease
• mad tv
• Mad cow
• mad niggerish
Sitting in the garage with an area heater on and the garage door open is mangenius because the area you are in is warmer and you still have the ability to observe the neighborhood for friends.
by jcmayf January 12, 2010
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