describes the physical state your in when on Vicodin or Norco. very relaxed and a slacking attitude. similar to saying you are "stoned."
where you been man?

dude i been slacked out in the bathroom cuz these pills.
by Bankadank November 10, 2010
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To appear stoned, to be a slacker and a stoner.
Bro did you see Taylor she is such a slacked person

Bro Taylor is looking slacked today
by ๐Ÿ‘๐Ÿ‘„๐Ÿ‘ January 7, 2016
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gimme some space, dont nag etc

adult meanings: slacking, not working/ being active etc
teenage mother: what ya doing with that in the house, setting bad examples for little timmy here!
teenage father: gimme some slack lauren, its not that illegal
Timy: me want dope
by girl_next_door October 15, 2004
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In the theology of the Church of the SubGenius, a mystical substance or quality that is the prerequisite of all human happiness.
I read the Book of the Subgenius to find true slack in life.

"Give me liberty, or give me slack"

The CON took away all my slack.

That makes me unhappy, that's not slackfull.

Slack is the perfect hamburger...

Slack is feeling damn good, and everything goes your way.

"Slack" is a way of life.
by Doktor Agon Fly January 14, 2004
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This is a nickname that uses reverse psychology on the classic word "Slacker" -as in to be lazy.
"Slack" is the most AWESOME word you can use to describe a person and has been developed to change expectation by subterfuge.
Dude! You are soooo Slack!!!!!!!!
by James Russell November 23, 2004
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An adjective much like chill, showing approval, contentment, or mild amusement.
Friday night was slack.
Oh man, that shot was slack!
by Fuck you October 26, 2004
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In the context of reggae music 'slack' has to do with lyrics being lewd, vulgar or sexual.
"Dem rhymes was plenty slack"
by Ras Juan October 4, 2003
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