B & T 

Bridge & Tunnel, people that do not live in Manhattan, but live nearby and have to enter to entertain themselves via either...

Avoid Thursday night at the Park Cafe as it's begun to draw a real B&T crowd

B & T by urban burn April 28, 2003

B.T 

Also known as BIG TITS . A girl that has big tits , may be referred to as a nickname
A girl with really big boobs who commonly cannot keep her own boobs hidden

Her boobs are known to always POP out !

"Hey B.T "
Translation hey big tits

Hey Kathy is a B T ,

B.T by expeditonarywritertheamazing May 12, 2013

B.T. 

Bong Toke

Christian ripped a b.t. before heading off to class.

B.T. by hughmonger October 30, 2003

B.T. 

Bitch tendencies ; in other words you acting like a bitch

I can’t fwu if you have B.T.

B.T. by Nattykay October 20, 2021

B & T 

Big and Tall. As in sizes made for men. Usually found in most department and retail stores.

This store sells B & T stuff.

B & T by Irina K. January 4, 2006

B & T 

Also used by "downtown" residents in Vancouver, BC, Canada. As you have to take a bridge or tunnel to get downtown from many of the suburbs. Usualy used to make fun of a person who is B & T

"did you check out the B & T crowd at the movie tonight"

B & T by jalear October 1, 2007

B.T. 

"Bald Twat"
As in, underage, barely legal pussy.

"Donny got arrested for fucking around with that B.T."

B.T. by Gerry "s" April 14, 2008