a girl, previously titled as a whore, who sleeps around with a lot of guys and allows herself to be taken advantage of.
Eww. look at that slug. I don't know why she still talks to him if he doesn't respect her. What a slug
by New York's angel March 4, 2008
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The act of "frampetting" or humping of a man/woman's head by that of another woman. Slugging is a very crude phrase used to disturb other people.
That boy just payed 10 pound to get slugged by that girl!

Dude?, Is she slugging him?
by SlamFunk September 6, 2009
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Person who is a slag / slut....
Woman who puts it about...OI SLUG!!!
by LizzyAMC January 7, 2011
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Semi-Lingering Underaverage Guy. A guy that is lower than a JAG, and is well on to his way to becoming a peasant bottom feeder.
You are being such a SLUG.
by JMJQ November 7, 2010
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During intercourse, a man removes his penis from the woman, and then slaps her in the face with his wet erection.
"I totally slugged Samantha in the face and she cried "
by Pyrov March 5, 2021
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