Lirty
(adj.) the mannerisms and characteristics of a thirty year old person (masc.)
Dude left at like, eight-fifteen cuz' he had to work in the morning- never thought he'd get lirty like that.
Lirty
Little Dirty. When somebody´s kinda sneaky and cheating on you
Look that Lirty motherfucker cat...he is staring at me again...