Somebody who is extremely fat and into men/boys. they are usually super ugly, actually always. You do not want to be near them, as they are super nasty and just perverts and creepy. If male, they are also incels and basement dwellers.
"Dude fuckingrun, Deelen is coming, he is nasty as fuck"
"You forreal, he is actually coming? That's my worst nightmare"
"Yes, run now!"