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
by allergictobullshit May 02, 2010
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.
by tberry April 21, 2010
One meaning is "Baby Danced" referring to a day where a man and woman had sex in the hopes of conceiving a baby.
We BD for four days during my fertile window and I can't wait to get a positive pregnancy test!
by mrs. kasprzak February 11, 2009
1.(n) big dick
calm down! don't get a bd
by oldcorn October 21, 2008
French word for comic books.
Dude: Gimme your BDs.
Dude: No way.
by Lil_Jul May 31, 2008
Short for "Bangladesh".
I'm going to BD for the summer!!!!
by n@z March 28, 2008
bd originating from a simple gesture meaning "two thumbs up"

Look at your hands when you are giving two thumbs up, what letters do they look like? bd
Talking online to a friend:
friend 1 - "Dude, I just bought a new truck!"
friend 2 - "bd"
by Q August 18, 2004
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