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The name of the Pikachu that jumped out of a bush in a Japanese episode of the TV series "Pokemon".
"I choose you Pikoo!"
"Pikoo jumped out of the bush. Ash caught Pikoo with a pokeball."
by Ash Ketchup December 28, 2007
an electric mouse. an adjective used to describe a complete idiot.
Pikoo is a rodent. He has a pikoo face.
by Pikoo April 14, 2007