Shleesh
Shleesh means a slag. Someone who if you saw a party you'd stay away from because she's been around a lot. Often a very good looking girl but for your own good/safety, you'd stay right away.
Pete: Hey, that Laura's fit as fook!
Bob: Pete seriously, shes a full on shleesh, trust.
Pete: Oh, ok.
Bob: Pete seriously, shes a full on shleesh, trust.
Pete: Oh, ok.