Called in slack 

To phone or email your place of work with an obvious fabrication, saying you can't come in.

Hey, Manfred called in slack. He said his garage burned down again ...I heard empty beer cans knocked over in the background while he mumbled.

Called in slack by Anonymus Bosch June 28, 2006

go slack 

To take up the slack. To pull in or make taut a loose section of a rope, line, wire, etc.

verb

1. to make tighter, or more tense or taut, as a rope; remove slack;

Cason noticed slack in the tow rope and yelled, "go slack".

go slack by Dingjob March 20, 2013

What the frick frack diddily dack patty wack snick snack crack pack slack mack quarterback crackerjack biofeedback backtrack thumbtack sidetrack tic-tac is this shit 

What modern mumble rappers say when they can't think of words that rhyme for their song. Also what 5 year old kids say randomly when they get mad.

takashi 6ix9ine: "Diddly dacky, smacky whacky"

Lil pump: "frack in a mack back whack slack sniddly tack"

Mother: "Sorry johnny, no minecraft for today"

Johnny: "What the frick frack diddily dack patty wack snick snack crack pack slack mack quarterback crackerjack biofeedback backtrack thumbtack sidetrack tic-tac is this shit"

What the frick frack diddily dack patty wack snick snack crack pack slack mack quarterback crackerjack biofeedback backtrack thumbtack sidetrack tic-tac is this shit by VYDEOS September 26, 2021

cut me some slack 

-relax and get off my back
-stop giving me such a hard time
-back off and take it easy

if u argue with somebody and he/she just wont stop bringing up arguments against u, u tell them:
"ahh, cut me some slack,will ya?"

cut me some slack by SL3000 September 19, 2008

nutty slack 

Is a name used in UK for coal.

eeh lad, fetch us some nutty slack for t'fire.

nutty slack by Charlie January 22, 2004

dick slack 

Dick slack is a noun used to refer to the uselessness of another person. For example, when someone isn't pulling their weight at work, you refer to this as "dick slack". One should never put up with dick slack.

Wow, we really need to cut the dick slack on our team.

dick slack by LizzieGirl01 February 3, 2020

thumbing it in slack 

When a man fails to achieve an erection but is undaunted and proceeds to push his penis into the vagina or more commonly anus and attempts sloppy sex by pushing in his penis with his thumb.

Nathan - Aww man im going to jail. imma be some guys bitch. i hope they are tender and start by thumbing it in slack

thumbing it in slack by SGTKM December 1, 2010