The San Francisco Bay Area; a diverse and largely liberal area spanning the Alameda, Contra Costa, Marin, Napa, San Francisco, San Mateo, Santa Clara, Solano, and Sonoma counties. Includes San Francisco, Berkeley, San Jose, and Oakland. Also referred to as "The Yay" or "The Yay Area," in some slang.
"Where in the Bay are you from?"
"I'm from Berkeley, man."
"Oh, a hippie!"
by xhannahx August 25, 2007
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A song used to call birds.
It attracts birds of all type, though especially small white ones.
The song "a bay bay" was developed in the 3rd century in Africa. The native people used it to call pelicans towards them and into the traps they had set.
by Weezyman January 21, 2009
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short for baby something you love ta hear a nigga call u.
"i love u bay" "bay i love u"
by black girl hailey February 4, 2007
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Defines the style and flare of the San Francisco Bay area. How you talk, dress and act.
Used in coversation or as a tagline: I'm so BAY wit it.
by Anubis6942 October 24, 2005
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Noun; Sometimes this is just the better way to say “baby”.

Not to be confused with the more extravagant, baddie term; “baybee
Wowie that cat is such a cutie
“Yes. He is bay be”
by BrigieBridge December 2, 2020
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Another way of saying "good-bye," or "bye."
Why it is spelled in such a way is beyond me, but it is catchy. The word bai is used in the famous internet phrase "kthxbai."
by Kylezors August 20, 2008
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