A monster made out of sludge. Lives in the sewers, and needs dark places and moisture to survive.
The Pokemon Muk is sort of like a sludge monster.
by Yui September 22, 2003
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One who comes home from work with black hands, full of oil/grease almost to mid forearm and no matter how many times they wash their hands they stay grey/oilly.

Add being a father and coming home to the kids..

"daddy sluge fist"
"hey sludge fist" -to a mechanic
by SamanthaJayne June 5, 2007
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the act of applying peanut butter to the anus (around the exterior or actual insertion) and having a pet (usually a dog) to lick it out. The goal of this is to result in pleasure for the peanut sludger. It is also considered to be a gross abuse of animal rights.
Someone call PETA! I heard that Dean is a peanut sludger!
by Truth's Razors September 13, 2010
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Gutter Sludge: Adjative. The vile secretion one emits after a long night of alcohol consumption...or copious amounts of Indian, Mexican or Thai food. Normally accompanied by a "cup-a-fart"
I partied so hard last night I had the worst gutter sludge this morning
by Taylorleon72 June 15, 2015
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the substance comprised of many unknown variables accumulated on the frat floor causing infection or death if not washed off immediately.
Aaron's head was covered with frat sludge after being tea bagged with paint!
by baker_292 April 28, 2008
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The black tar-like substance that scars the floors of your local fraternity. Frat Sludge is composed of beer, blood, sweat, seamen and hard work.
Mother of a Democrat!!!! I do declare, this Frat Sludge is very thick this fine evening!!
by Merry-am-WebStar October 23, 2011
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noun. The mixture of spilt booze, puke, dirt and sweat that accumulates on the floor during a party in any frat house or dank basement. Often destroys any white shoes, particularly white ones
"Aw man, I have to get this party sludge off my nice new shoes in time for Easter."
by Sexy bird April 13, 2017
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