look up any word, like swag:
 
43.
A female who is a bit too available, sexually. She often presents herself in too little clothing and, in some extreme cases of slaggery, she has been known to perform oral sex on boyfriends that are not her own.
Do you really think that woman is a slag?

Yes, i saw her with a few different men in the span of a bakers dozens worth of days.

Oh, so what does that make you?

A slagaholic..
by shootintildeath January 23, 2013
 
50.
A woman, who sells her smiles for money.
A - "Hi, will you give me some money? :)"

A - "Please!"

A - "Pretty please!"

B - "What will I get for it? A smile?"

A - "Yeah!"

B - "Slag!"
by A-Man-In-Lion's-Costume April 11, 2011
 
51.
One who slacks; Lazy; Careless.
1) Timmy didn't do his homework, what a slag.

2) That slag over there forgot to tie his shoe, he is going to trip.
by Mr_Ondz September 20, 2010
 
52.
1. to bug or pester incessantly. 2. A woman who sleeps with several men
1. Jeremy likes to slag me about liking dylan. 2. Maria is such a slag, she left hes husband for his twin brother.
by HyperEmu March 22, 2008
 
53.
one who like to make videos of herself and sleep around
the one and only, Miss J.L, who is a big, dirty, slag.
by Gues who :) February 08, 2007
 
54.
Term of affection used with an old friend who really is an "old slutty hag"
Hey what's up "slag"?
by Coco Loco September 07, 2006
 
55.
A girl that makes u go down on here letting you think
its foreplay when in fact that's alll you're getting from her!!!
Slag? me? sometimes...
by Nimakya September 27, 2005
 
56.
Similar to a skag but also implies a sort of sliminess.
Jamie's a slag- sex with her is like playing STD russian roulette.
by Billy the Girl August 03, 2005