Slack

Can Refer to a female who is realy Attractive or it can refer to sex.

Wow check out that slack dude!

If she is making me take her out to dinner she better bust out the slack later man.

by Marz13 July 27, 2008

slacks

- the dated word your mother-in-law would use instead of "pants"

He has a lovely pair of slacks on.

(yeeeesh!)

by Doctor Livingstone May 16, 2005

slack

Only used in Birmingham and Solihull area. Slack is when something is harsh. It can be used in many different ways.

Ben - "check out that boy, he's fat"
Ben's friend - "Slack man" or "That was slack"

by David D July 3, 2005

On the slack

Gentleman’s appendage at rest.

“How big is it?”
“On the slack or off?”

by Slapheadylicious April 7, 2020

slack

to goof off, to waste time, to waste your whole life

I dropped out of college, gonna just slack for a year or 2.

by Anonymous November 8, 2002

Slack

Australian slang used alot lately showing someone not interested in doing something, or one who is lazy.

Robert: Hey lets go to the shop
Sam: Naa, slack!

by Karina September 9, 2004

Slack

Something that is disgusting, unpleasant, and offensive to the eye.

Just down-right nasty!!

"Oh my damn"!! Why in the hell did that girl put on that!!!!! She looks so SLACK!!!

2) Lets say that some1 dose something nasty. and You say
"yo SLACK ass!!!

3) When you hear something that is Nasty. you say
"Awww that sounds Slack!!"

by Luv 2Shady December 28, 2005