Slack Rack

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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Slack hold

The act of holding your penis with the intent to masturbate.

I was sitting on the toilet with a slack hold and then I got walked in on

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When a Shinx is yodeling, it's a slack-jawed yodel.

by slack-jawed yodel March 31, 2023

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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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An event made by a kid who most likely did drugs in high school and tried to become a rapper and make his own holiday

Bro did you hear about G-Slack Day?

Who in the fuck is a G-Slack?

by September 16, 2020

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