Pittsburghese. A smashed-up version of "Did you eat yet?" Would not be notable other than for the fact that I've actually seen this phrase, written just this way, in local restaraunt advertisements surrounding Pittsburgh.

See also jeet
"Jeet Jet?"
"...What? Say that slower."
by Lita August 17, 2004
Get the Jeet Jet? mug.
The butchering of the phrase "Did you eat yet?" by Pittsburghers. It's so horrible how we do this.
Person A: Jeet jet?
Person B: No, j'oo?
by Lady Pain March 6, 2005
Get the Jeet Jet? mug.