Top Definition
A male on top of his game, A person who is a "Mack" with flawless game. Very confident and charismatic.
Damn, you saw that kid in the club? He rolled up and pulled 3 ladies with him home...that dude is a Mac Nut
a.k.a Mac Nut or Mack Nut
by 808 Rock May 28, 2011

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