Slag Lines

The dark bit at the top of tights (panty hose) which shows when your skirt/shorts are too short.

"Sophia, pull your skirt down, your slag lines are showing, you look like a whore"

by amish_drive_by May 13, 2008

Slag lines

foundation lines orange face and white neck then youu can see the line where someone has stopped putting the foundation on

Becca smudge your slag lines in

Amy i can see your slag lines

by Bethyy x August 23, 2008

Slag line

Massive line of cocaine

Rack up some slag lines mate

by Dazz September 12, 2018