This is when a group of men "make it snow" on a willing female participant. The female is usually willing after a stretch of being neglected for video games.

First brought up by Doc Collins the resident love guru on the Gamerwok Podcast
My xbox RRoD'd so I started paying attention to my girlfriend. Instead of playing multiplayer on Halo me and my friends had a Canadian Winter
by a very cunning linguist January 25, 2011
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The art of storing bodily fluids like blood semen etc. freezing it, flaking it and sprinkling it on your partner
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When a male lays in snow to freeze his cock and thaws it inside a vagina
Last night I gave my girlfriend a Canadian winter. she loved it
by Yolanda's child March 14, 2017
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