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1 definition by Gushon

 
1.
A battlecry, often used out of content of a battle to signify great excitment about a subject, usually used with the subject before the cry itself, originally from "Thundercats". The number of 'O's is up to you.
Thundercats, HOOOOOO!!!!

Lunch HOOOOOOOOOOO!!!
by Gushon May 30, 2012