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100.
someone who has got off with something he/she shouldnt have...
He got into the club for free, the slag...
by Baz McGee May 09, 2004
3 14
 
1.
1. An individual who cares not for relationships beyond the realm of the sexual, these people sleep with many partners not caring about anything save for the moment of climax.

2. Rubbish that is not worth the time or effort of paying attention to it, but none the less draws one in. Used to describe unpleasent situations.

3. Physical trash, often scrap metals.

4. Drawn from frag, to slag something is to destroy it, used in cases of technological rather then biological items.
So your wife's been a nasty slag all along? I knew she was trouble from the moment I first laid her.

Lost your job huh? Damn man, that's some cold hard slag.

Don't forget to get the slag off the yard, the city is threatening to fine us!

Hey, I just got the new Mechwarrior game. Let's go slag us some newbies.
by Nate August 13, 2003
3394 848
 
2.
Usually used in reference to a lady who has a revolving door to her bedroom. Though less common, 'slag' may also be applied to males who spread their seed too thinly and on bad soil.
"She slept with, John, Rick, Tom and Peter, and that was before breakfast. She's such a slag."
by Umbongo - England March 30, 2003
1730 675
 
3.
a woman who has her legs so wide apart she makes the channel tunnel look insignficant
god what a slag she makes Jordan look virginal
by slaag March 30, 2003
1179 515
 
4.
slang

1. NOUN (British and Aussie) A promiscuous woman
2. NOUN & VERB(Aussie) spit
3. VERB (British and Aussie) to put down, mainly used as the phrasal verb to "slag off" something
4. NOUN When manufacturing iron ore, the scum on the surface
1. Townsville girls are all slags!
2. That filthy wog was slagging all over the footpath! The footpath was covered in slag!
3. New South Welshmen like to slag off Victorians
4. Hot slag!
by Daniel July 15, 2005
967 412
 
5.
a woman that fucks behind her partners back with numerous men, with no feeling what so ever for the people she is hurting.
you are nothin but a fuckin slag claire.i hope you catch syphilis because it will probably make your stinking gash smell better
by unknown December 11, 2003
704 472
 
6.
a buster-ass chick. Sighting a slag is never pleasant and destroys any good vibes. Slags are generally cock-hungry and persistent.
damnit! How does Lisa find us wherever we go? She's such a slag! I feel like I'm going to throw up when she's around. Well... at least Jonny'll FUUUUCK 'ER!
by Drew Rosenhaus August 10, 2007
344 226
 
7.
A nasty female who is nothing more than a cum dumpster for sad and pathetic men. A disgrace to mankind, a female who is not intelligent at all and has a gaping vagina
Jennifer Cheeseman is nothing more than a dirty slag, 37 dicks is all i have to say, try not to suck any dick on your way to the car
by Trashy Trash April 24, 2008
171 95