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Canadian sex act first mentioned in the T.V. show "How I Met Your Mother".
Ted: I can't believe this. i just got screwed by my two best friends, and I didn't even know it.

Lily: In Canada, that's called a "Sneaky Snowplow."
by Skyler White November 02, 2013
(Canadian) When you get screwed by your two best friends, and don't even know it.
Ted was given the ole' Sneaky Snowplow by his two friends Marshall and Barney, while Marshall's wife Lily watched.
by sweitzen March 23, 2009