a yaya is a south african slang for a vagina
baby boy, you make my yaya go brrrrrrrr
by awhitegirl November 21, 2021
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In the Philippines, a woman who is hired to be the nanny for your child.
Example: My friend Marco is from Mandaluyong and he told me each of his kids had their own YaYa when they were growing up.

Example: I asked Marco what does a YaYa do, and he said a YaYa is the name for a Nanny in the Filipino national language of Tagalog.
by SfvCali September 23, 2017
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Brynne: Hey, I just got a new puppy.

Katelyn: Yaya
by Yolanda Wigglesworth February 5, 2017
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It a combination of yeah and yay or when somebody adds a(n) extra a onto yay
"I promise too." I said,"YAYA!" Jennifer replied.
by cutegayspace December 9, 2016
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A Hot Sexy Flammin' Girl From South Korea Who Will Make Your Dreams Wet at Night, Wears a Orange Dress, Green Watch White and Orange Stockings, and Have A Pink Heart Hairclip in Her Hair, and SHE IS NOT ANIME!
Boy 1: Hey check this out.
Boy 2: Who's That?
Boy 1: It's Yaya.
Boy 2: WTF? She ugly!
Boy 1: No, she's HOT!
by Little Boy Kuku November 6, 2017
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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 4, 2008
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A girls buster-ass best friends.
"This bitch was all up on the dick, but her yayas were cockblocking."
by Rozen March 2, 2004
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