A young, good-looking woman made popular by the skate and surf crowd.
Check out that betty in the yellow bikini!
by SaritaLouise March 1, 2006
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A girl. Typically reserved for girls who are attractive.
"What'd you do last night?"

"Went out for a bit. Drank a few beers. Met up with that fine-looking betty from psychology class."
by spock014 February 12, 2006
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a a very hot and nice girl who typically hangs out around the skater crowd shes a great friend but if you get with her shes an amazing girlfriend shes not easy even if your with her but once shes turned on she gives the best sex of your life.
you see that girl over there? I think shes a betty.
by meat.head August 13, 2010
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Betty is my babygirl. She’s the only one that makes me happy. I love her with all my heart❤️
Betty is an amazing girlfriend
by Holoitsmee May 2, 2018
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A cool kind of girl, teens in aussie use this word to describe girls. Their generally laid back surfer chicks who just chill out.
Guy1: Heyy look at that Betty over there! I'd like to ride her wave.
by Betties March 2, 2006
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A mean girl who keeps calling me a gnome

-short person
Betty is mean
by Henry simons May 2, 2022
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