look up any word, like cunt:
Youth and Young Adult. Refers to things associated with people who are 18-to-24 years olds. It especially refers to things like trends, technology, and media. Baby Boomers stay Baby Boomers as the get older. You're only a YAYA if you're 18-24.
"Man, that new iPhone is so YAYA. My parents will never learn to use it."
by Onyxxx August 04, 2008
12 24
Yaya is a word from the extinct Mohabi language. It means, waterfall.
Niagra Falls is a type of yaya.
by yaya January 27, 2004
50 50
A bright, yet laid back, affirmation of just about anything.
Natalie: "Did you buy the cake for Ben's birthday?!"

Ashley: "Ya ya."
by akshu August 21, 2009
15 16
: A group of three or more women whose hearts and souls are joined together by laughter and tears shared through the glorious journy of life
Lisa, Karen, and Lucy were yaya's for life because of their strong, lifelong bond.
by ginchystringbean April 17, 2009
3 5
a pork shish kabob with greek seasoning having a color similar to that of a vagina
we had some amazing ya ya kabobs at the race track the other night
by melvin925 July 09, 2009
14 19
Kick-ass best friends. Mainly a small Group of beautiful woman (four) who are with each other through everything. Spontanous and always have a great time together. Each with different personalitys that some how mesh together perfictly. They are compleatly sure of themselfs with each other, and not embarresed of anything when together. Originanated in the hot sweet-tea-and-chicken part of the south of the U.S. Y<3 is their symbol.
Guy 1:I heard the Yayas went skinny dipping last night...
guy 2: Well they are Yayas..
by Ick Yaya. July 02, 2011
7 15
n. - Vagina, female genitalia. Generally in reference to the whole package from the bush to the taint
She shaved her yaya before her big date.
by BakaTBakaSTakaT.Cz February 26, 2007
51 63