Top Definition
some stupid annoying jellyfish thingy that appears every other minute when you're surfing/swimming in the sea. it sucks ass but it still wants to pwn your lv 100 pokemonz lol
player: stupid tentacools appear in the sea every other second
by hby6 April 27, 2009
1 more definition
1- a Octopus type pokemon....

2- a poke-dorkie way to say "cool"

Pokedork1: hey dude, sup?
Pokedork2: not much, i just bought a link cable
Pokedork1: man, thats just so TentaCool...
by !rving January 07, 2007

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