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1.
A guy who gets drunk after drinking two beers. A play on Toucan Sam.
That guy has no tolerance for alcohol. He's a Two can Sam.
by -V- October 24, 2007
 
2.
(v) The formal canine greeting.
I just got this new puppy and he twocansammed my poodle.
by bobdacyclops February 24, 2009