Yayhoo 

Originally used to describe a certain tribe of wild individuals found in Kentucky mountain regions. Daniel Boone once described them as a race of wild hairy giants, well known for bad behavior and violent or fiendish actions against early pioneer settlers. Term now often used to describe an individual who displays bad or antisocial behavior.

"When the player threw the ball at the referee, he was acting like a Yayhoo."

Yayhoo by BFRP February 9, 2010

Yayhoo 

An ignorant, uncouth and uncivilized individual. A hillbilly. Trailer trash. A wild drunken fool. An ill-tempered or willfully irresponsible Oaf. A Hayseed. A Rube.

Those Yayhoos pissed all over my lawn and driveway.

Yayhoo by garagehero May 24, 2010

yayhooray straightedge 

one who refuses to enter the point orgy, always remembers they promised (once) to be nice, realizes that they agree legally to be 18 or over, posts only under one name, has always been blithe and carefree about points, never depoints in anger, or baits, taunts or derails a thread and never ever attempts to sex up the yay girls.

no known examples exist, at least no known interesting examples.

yayhooray straightedge by concretebox February 1, 2004

yeehoo 

word which expresses happiness, joy, surprise, excitement, or whatever emotion you want it to express.

Yeehoo!! !!!!!! !!!!

yeehoo by eli January 15, 2005

yayhoo 

(noun) A stupid person.
Spelled many different ways, this being the most found on google.

You are a yayhoo. Those yayhoos don't know anything

yayhoo by kwhubby May 31, 2004

yewhoo 

What People say to attract attention.
A saying

The girl said yewhoo to the boy to get his attention

yewhoo by gei jo August 9, 2010

yehoon

A name given to Asian men who spend most of their time in the gym or sleeping.

Oh, Brian? He's such a Yehoon... he didn't call in for work yesterday because he went to the gym.

yehoon by AKYellow October 3, 2017