guu 

The best anime eva. A.k.a. Jungle Wa Itsumo Hare Nochi Guu.

Hare: When you're happy, laugh. When you're sad, laugh. Laugh and wash away all your worries.
Guu: Glaglaglaglaglagla

guu by Mazeter January 4, 2005

guu 

An exclamation of something surprising or big/weird happening.

*8 hot naked chicks walk into your room*
You: Guuuuuuuuuuuu!

guu by Taylor Salmon April 20, 2004

guu 

Sound people make like otach, and flash when they just owned someone.

*playing counter strike*
KROFT KROFT-
DOUBLE KILL!
Otach: guuuu!!
Flash: guuuuuuu!!!

guu by Otach February 7, 2003

guu 

A sound a retarted makes when in deep thought or struggle.

Joey: Guuuuuuu! Im retarted!
Fix: Joey you're retarted. Go sleep it off!

guu by Andre February 6, 2003

Guu 

A word that is said to be of utmost power and soulful. It is very rare quality that only some honoured posses.

You have some guu please even if u r not that awesome..

Guu by Yoyo beibo June 2, 2018

Guu 

A warcry used to summon allies in the heat of battle

Where is the Guu army at? GUUUUUUUUUUUUUUUUUUUUUUUU!

Guu by TomWeasley July 3, 2018

Guu 

Good;
Alright

You want candy?
No, I’m guu

Guu by Projectmonn November 26, 2019