Bitch to Be. A girl that you are either trying to date or fuck and you are very close to making it happen.
"Oh I'm just texting my btb. Yeah she's coming over tonight."
by asdfghjkl;234 September 7, 2009
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Boner To Bumhole.

The act of males enjoying some "fun time" with each other, humping analling and just good old boy with boy fun.
"Oh god jason, btb me NOW!"
"No, btb me first!"

"those guys had some btb action last night"
by sexy-time September 21, 2007
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my chick btb too hard now have blue balls. Man today I'm on ice...
by itichie_nocanpo October 29, 2006
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Be There of Be Square. Said after proposing an event that all the cool kids are going to

often said in text/instant messages, but in real life too
ayoooo party at joe's house, btbs!!
by not the square January 24, 2011
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bag the breezies
breezybag
Why is Ace not with us right now?
Yo leave him alone hes trying to btb.
by tnizzle fo shzzle October 25, 2007
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The best youtuba known to man 👨🏿. He has a pet monkey 🐒 with tinfoil for a brian. He is very nice 👍 was the chicken and I wanna I got home 🏡 and nearly diesel fell into my box 📦 of peas. I washed my eyes with soap so I could hear better. My friends could not come over because I’m deaf so I listened to music to feel it.
by bTb Founder December 29, 2021
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when you are about to have sex with a female, flip her over and lightly bite the bare butt. they love it, its a fact
girls love it when you BTB "bite the butt"
by Mike alonso July 17, 2018
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