Top Definition
Someone who is very sneaky, like a ninja, yet smooth, like a fish swimming

An actual fish wearing ninja clothes, usually a goldfish.
"Oh man, you snuck up on me, like a ninja fish!"

"Tony:Why did you dress up you goldfish in ninja clothes-its gonna die.
Danny: Yea but i own a ninja fish"
by Danny915 September 26, 2008
5 Words related to Ninja Fish

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