The fashion trend popularized by Drew Barrymore, Uggs are hideous boots for the ski set appropriated by gutter sluts too dumb to tie shoelaces. An Ugg slut tends to accessorize with yoga clothes when really, their idea of a downward dog is blowing the family pet.
"Jesus, that Ugg slut's feet must reek."
by I have an answer for everything October 17, 2004
1 more definition
A woman who wears next to nothing during the winter while wearing Ugg Boots.
"Damn! It's 30 damn degrees outside and that chick is wearing booty shorts with those damn Ugg Boots... What a Fucking UGG SLUT!!! "
by Askthe BeerGuys January 19, 2011