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1. (Noun) - A sneaky person who uses tricks or subterfuge

2. (Verb) - To do a sneakerson, to use a tricky or underhand tactic to gain tactical advantage in a game or fight.
1. Wow, he's an absolute sneakerson.

2. Did you see that guy do a sneakerson on UFC? He never saw that coming!
by The Wagman April 27, 2009
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