Someone, anyone, who hangs around talking bollox, and small talk to get access to your drugs or stash. They act all friendly but they only want one thing.
1)Look, check out susie chatting to jimbob. She's such a 'drug slut'.
2)Went to a club the other day and it was full of 'drug sluts'
anyone who has basically fucked with every kind of drug
guy 1: Arthur has smoked weed, crack, meth, and even sniffed coke.
guy 2: what a drug slut