1 definition by Phoenix Nora

A word developed on Long Island, New York (Copiague/Amityville area)in the mid 90's, used as an answer, or comeback to a question with a confusing, personal, or surprising answer... when the asker didn't really want to know the answer in the first place
David: That girl wanted me to tell you something..
Jason: What?
David: ERSHH!

Mary:We have off from school tomarrow.
Alexis: Really, why?
Mary: Ersh!
by Phoenix Nora February 6, 2009
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