Refers to when snow occurs in unexpected places at unexpected times.

Pronounced :Snow my god!
snOMG it's still coming down in Atlanta!
by Polexia80 March 1, 2009
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An ejaculatory statement about the ridiculous amount of snow that is outside or has fallen in a season; a spinoff of OMG.
You: 40 inches in one month? Aren't we in Virginia?

Me: snOMG! 40?

You: Did you really just say snOMG?

Me: That's like the height of a velociraptor!
You: ... (back away)
by effingsnow February 10, 2010
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Exclamation of panic by New Englanders when even an inch of snow is forecasted.

Combination of "snow" and "omg".
Weather Channel: "We may see some flurries later this evening"

NE'ers: "SNOMG DO WE HAVE BREAD AND MILK??!!"
by RIAintNoPlace February 11, 2010
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