BD 

Brain Damaged due to drugs or Alcohol.

Person 1: oh man dude you are so BD.

Person 2: Ya i had so much weed last night.

BD by tberry April 21, 2010

BD 

BD in psychiatry stands for bipolar disorder.

-From what I know you have BPD?
-No, BPD is borderline, mine is BD

BD by Nikonoteas June 23, 2022

BD 

Abbreviation for Big Deal

Don't worry, it's no BD.

BD by Lizzie October 10, 2004

BD 

a Bull Dyke. An overly masculine woman who enjoys fixing cars, wearing over-sized flannel shirts, and other dude things

Maria: Hey, Ray, look at that ugly dude over there in the check-out line

Ray: LMAO thats no dude thats a hardcore BD, DAMN.

BD by RayRizzle87 December 25, 2010

bd 

n. abbreviation, "Baby Dance": Sex, copulation Source: bbs.babycenter.com

We bd'ed every night this past week and weekend (w/ the condoms w/holes).

bd by Dirk Kendricksen June 2, 2004

bd 

an abbreviation for baby dick

damn that guy got a bd!!!

bd by t-heeee July 4, 2010

BD 

A face that can be used after proving someone wrong, agreeing with someone or making someone feel like a dumbass. (same thing as proving them wrong, but oh well.)

Bob: 2 + 2= 5.
Troy: No it doesn't.
Bob: Oh, yeah? Prove it.
Troy: *holds up 4 fingers* How many groups of 2 do I have?
Bob: 2- Oh...
Troy: Yeah, that's what I thought. BD

Chris: Isn't Ms. Trevors HAWT?!
Ricky: Ho ho ho Ohhhhh yeeeaaaahhhh. BD

BD by allergictobullshit May 2, 2010