Someone who excretes juices from their rectum. I.e. A fag excretes sperm. Can also be used to insult someone as a poof, fag, etc.
Piss of ya dirty buttleak.
Just cause you got buttleak.
You're that gay i can smell your buttleak.
Did you just get an enema today or have you got buttleak?
Get a but plug you dirty buttleak
Mate a just had a massive gravox.
You dirty bastard you gravoxed the dunny.
I gotta go to the dunny mate, im shittin gravox.
Don't go in there i just had a gravox