1 definition by Diabolicus

Top Definition
The act of either orgasming due to the prediction of snow, or the act of achieving a large amount of snow in a short period of time.

Snow flurries may be called premature snowgasms.
1. Peter: are the weathermen still predicting snow?

Jamie: they are predicting a complete snowgasm
2. Dude did you look outside? Its a complete snowgasm.
by Diabolicus February 19, 2010

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