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An exclamation that expresses both surprise and pleasure; a combination of the phrases "Oh my God" and "Nice!". The phrase "Oh my tart!" can be used as a substitute, with tart meaning tight (in the sense of cool or sweet).
Person 1: Hey, we have some left over pizza, do you want to get in on this?

Person 2: Oh my narshe!
by musicguy1214 July 13, 2010
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Jun 24 Word of the Day
An exclamation made when your friends or family are teasing you to a point where you can't handle it anymore and a hissy fit is in order.

Derived from a YouTube user's famed outburst following Britney's lackluster performance at the 2007 VMA's.
Sarah: 'OMG Susan, I can't believe you are wearing the same skirt as yesterday. Oh, and by the way, EVERYONE knows what you did with Kevin on the weekend. Plus you look a little fat, are you retaining water?'

Susan: 'LEAVE BRITNEY ALONE!'
by Billy Chickenhole September 15, 2007
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