2 definitions by Peehead

A slang word used to describe ones tactics for attracting a member of the opposite sex. Also an acronym
M-Major
A-Ass
C-Connection
Example 1:Yo that bitch gives mad dome, you should try and mac that dude.

Example 2:I heard some dude with herpes was mac'in on that chick, you should not fuck with that

Example 3:Laura was tryin to mac on me today, she better get out of my face with that shit
by Peehead April 9, 2007
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