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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The best youtuba known to man šŸ‘ØšŸæ. He has a pet monkey šŸ’ with tinfoil for a brian. He is very nice šŸ‘ was the chicken and I wanna I got home šŸ” and nearly diesel fell into my box šŸ“¦ 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, 2020
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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 23, 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 24, 2007
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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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A name for a female who has extremely large breasts, or in some cases can be joked around using a guy as the argument.
Guy1: That group of chicks from IONA are a bunch of big tit bettys (BTB's). I wouldn't mind titty fucking one of them.
Guy2: Yer, no shit.

Guy1: I saw this porn the other night, this chick had massive tits.
Guy2: Yet another big tit betty (BTB) making it big in the porn industry.
Guy1: Huh? Shut up.

Guy1: During PE that guy Crockster took off his shirt and damn, he is one massive BTB.
Guy2: Gross dude.
by Mummas September 04, 2005
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