2 definitions by tomdawg

A guy named Dan who does MMA(mixed martial arts) and Flexs at random periods in the day, acts like a mega douche, and Calls everyone a hater
Tommy: Watch out the MMA guru is coming
John: OMG His muscles
Dan: Step aside little girls...MUSCLE FLEX
by tomdawg October 4, 2010
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An adjective describing the extreme and bitter toughness of certain activities. Bitches be hard.
Nick: "Yo Tommy, how was dat chem test?"
Tommy: "That shit was fucking bitch hard"
Nick: "Aww shit"
by tomdawg August 30, 2012
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