Noun. The juice that forms around the choda of a male (or perineum of the female), between the genitals and anus.

A mixture of sweat plus ass, dick/ball or vag juice.
"Man, I worked up a gigantic amount of McFetty after my long shift in the kitchen."

"I was going down on this chick I picked up at the club and all I could taste was pure McFetty."

"I pissed off the waiter, so we're probably going to get some McFetty on our pizza."
by John Hollick May 3, 2008
Get the McFetty mug.