A dirty Liezl is one of Hells most evil Archdemons. Thereforethe term is used to describe someone who is an obese, stupid, fat, ugly, dumb, cunt. A Dirty Liezl can also refer to a virgin being sacrificed to a dog.
Sarah: “omg she’s such a dirty Liezl”
Ben: “damn she must be a mega cunt”
Bob: hey hey dick saw your girl last night she's a busy girl.
Dick: honey where did you go last night
Lieing dirty whore: no where just to dreamland thinking of you.