Mack

A very salty person, usually because his girlfriend sucks.

Mack is salty. His girlfriend made him act like they aren't going out.

by [e.99]Miracle December 4, 2004

Mack

A slang that is originates from NYC.
This word is used in substitution of chill .

One would use this instead of chill out in more serious situations, to show someone how serious they really are.

Person A: "Hey bro you wanna try some cocaine tonight?'
Person B: "MACK MACK its a school night!"

by NYCbAsed April 5, 2017

Mack

Mack-also Mak,
1) Another word for excessive making out, especially involving Maddie, Abby and Kristina.
2) a wonderful distraction from a movie.

"Whoah, watch them mack! they never stop!"


"I can tell when they mack, they're always slurping!"

by FADDYFADDY December 25, 2008

Mack

A crazy fun girl but if you upset her she will jack you up. Mack is amazing! She is a really good friend and is good to be around.

My friend Mack is my best friend

by Anna Plays August 6, 2015

Mack

Slang-Violent spl00ge or fapping experience often involving a trip to the hospital.

"d00d I completely mack'd on that wall.It went right through.."

"wtf m8 I destroyed that wall in a mackin'accident."

by Recon February 1, 2005

Mack

1. an abnormally large head
2. someone who regard highly of themselves; cocky
3. someone who is lazy; an arse
4. a selfish person
5. someone who copies work off others and make it their own.

1. He thinks he is smart because he has a mack.
2. You are just as equal as everyone else, so don't be such a mack.
3. Get off your mack and start working.
4. You're a tight-arse mack.
5. That bastard macked my works.

by Allen Pine May 15, 2005

Mack

a sexy young girl who loves life. usualy had blue eyes and a great smile. curvy and smart, she gets plenty of male attention. loves her cell phone almost as much as she loves her boyfriend. cant stand liers or sluts and wont take shit from anyone. if you dont like it, she doesnt care.

woah man check her out.. shes def a mack

by hehe yea truth. June 19, 2008