To succeed with talking/flirting with the opposite gender (typically males to females). Often occurs at various social gatherings such as parties, hoedowns, conventions, sporting events, or fundraisers.
"Bro, last night I was straight macking at that party. I got like 7 dimes digits."
"I'm telling you man, that girl was macking hardcore on you. She really wanted the D."
"I'm telling you man, that girl was macking hardcore on you. She really wanted the D."
by Questlover August 20, 2013