when your friend or somebody your talking to says something you disagree with or don't like, you respond with, "but b!?"
charlie: lets get pizza for dinner
dennis: nah b lets get subway
charlie: but b! subways smells nashty
dennis: fine, pizza it is
dennis: nah b lets get subway
charlie: but b! subways smells nashty
dennis: fine, pizza it is
by swilllly February 10, 2009

Also known as Boner Assistance. When a man gets an erection in a public place and needs to fix it, however doing so would cause attention. Therefore, he calls out "B A" and a fellow male friend positions himself in front of the other so that he can fix himself in privacy.
by 18Xrunner July 17, 2012

most commonly a noun or adjective: "B" is a term used to replace any word beginnig with the letter B.
1. "I was at this party last night, and I met this smokin' hot B (babe)."
2. "Are you kidding me!? That's B! (bullshit)."
3. "Math class was so B (boring) today."
2. "Are you kidding me!? That's B! (bullshit)."
3. "Math class was so B (boring) today."
by master of b's May 10, 2008

Boob/Age, or Boob over Age.
A ratio I made up -- it's a girls boob size divided by her age.
Optimally, when diviede, the ratio should equal about 2.5. Thi is based on 35/14 (35b on a 14 year old).
A ratio I made up -- it's a girls boob size divided by her age.
Optimally, when diviede, the ratio should equal about 2.5. Thi is based on 35/14 (35b on a 14 year old).
by bobie March 18, 2005

by MonicaN January 9, 2008

I woman with loose morals that has sex, gives bj's and does other sexual activities also drugs in public restrooms.
Jamal: Yo, I got lucky last night.
Tyron: Wit who?
Jamal: With sum Bitch in the bathroom of da White Castle.
Tyron: Oh you got wit a B
Tyron: Wit who?
Jamal: With sum Bitch in the bathroom of da White Castle.
Tyron: Oh you got wit a B
by Missy in N Michigan April 29, 2007

A term commonly used to describe a friend or acquaintance. Use was popularised in the mid 2010s and has since been used. People who use this word are known to say similar words such as nibba. B is a very controversial term as the people who use it usually lose their virginity at an older age than most people.
by AManOfJesus(S.L) November 3, 2017
