Dirty Slack

When your dick goes limp during anal but you keep jamming it in there

Bro, I was power driving Jessica but the blood flow killed my boner, so I ended up giving her a dirty slack

by AtlasTheKing December 18, 2021

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Slack Texter

A slack texter is somebody who doesn't really text back or isn't consistent with their texting .

___ is a slack texter ! They never text me back 🙄

by JesusLover07 July 04, 2021

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Extremely attractive female who has a decidedly noticeable lack of cleavage.

"Dude Ashley's hot!" "She okay... She would be so much hotter if she didn't have that Slack Rack!"

by Harry James-Parker September 24, 2014

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The art of initiating a Slack conversation with a co-worker, typically based off of a previous conversation with a different co-worker.

I was looking for information on that project, but thankfully Sam Slack-a-lacked it to me.

by FRPJason June 11, 2019

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When you are able to blow a load whilst having a semi or flaccid chap.

Man, I had no idea whether she was a minger or minter, and still couldn't work it out after I slack battered her chin ...

by Ulazygit October 22, 2020

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When you are mentally and/or physically drained from sending, threading, and replying to large amounts of slack messages through out the day.

This day was full of slack fatigue and I am just ready for a drink.

by guavajuice0923 September 28, 2022

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