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1.
it is a slang term for your trapazoid muscles on your shoulders. the reason foe this slang term is bacause the first known case of large trapazoid muscles was on a girl named Maddy.
I was lifting the other day and now my Maddy Muscles hurt.
by BigNig8000 February 26, 2009
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Words related to Maddy Muscle

big huge lifting maddy muscle strong terry