Popular term among cruiseship crew with multiple meanings:
1 Drinking "bottoms up" style
2 Hitting something / someone
3 Getting beaten / smashed
4 Finishing the job quickly
5 Cutting / chopping something
6 Rough sex
7 Breaking rules
8 explosion
many more related meanings
and sometimes: it just means Shlack
1 Got some Vodka from under the counter. Wanna Shlack?
2 I just wanna Shlack the babalu across the face!
3 The wawes were Shlacking the side of the ship all nite
4 Lets go guys, shlack shlack so we can go to crewbar
5 Shlack - Shlack - Shlack need say more?
6 SHLACK YOU!
7 Listen, stop shlackin around ok?
8 - - - = = = x x x S H L L A A A C K K ! ! ! x x x = = = - - -
by alacartouche April 24, 2014
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Rhymes with Skelack but is totally unrelated. This is a practice where the victims asscheeks are closed shut with Plaster of Paris. Usually the outcome of returning a car with less gas then when you left, /q'ing during an epic raid or hitting on a guy that one of your friends is after. (See sleepover)
by Ezrielli February 12, 2003
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A sound used in scat singing that one yells when they can't think of any other sounds.
"Be bop bum dadum dee shooby- SHLACK!"
by Liar Hendrix November 21, 2016
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ADJ: to be very intoxicated and extremely suped at the same time.


ADJ: During happy hour, Sue was so shlacked that when her co worker punched her in the face, she hugged him and said, "we need to hang out more often!".
by Roxien October 16, 2007
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Someone who is slacking off, being lazy, or just being plain stupid
Lj and Sean were caught shlacking by chica when he found them tryna pipe Glendale freshmen
by L and the J's September 2, 2017
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n. a pair of pants that are made of a rubber based material that allow you to shit in them without anyone around you knowing.
Sure we can go to Taco Bell, I'm wearing my shlacks.
by Rod Ballsacula January 9, 2011
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a huge smack to a certain object.
Dude I gave your mom's ass a good shlacking last night.
by mattyc April 5, 2003
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