Bob Dylan, Musician

Bipolar disorder.

Biodiesel.

Blu-ray Disc, a next-generation blue laser optical disc format

Behavioral Disorder

Battledress, a British army uniform used 1930s to 1960s.

Blue Dragon, a Xbox 360 RPG game.

bmi (airline), IATA airline designator

Bande dessinée (also written "bédé"), the French expression for comic books or graphic novels

Blue Devils Drum and Bugle Corps (Blue Devils), a Concord, California-based division one Drum Corps

Bajrang Dal, a Hindutva organisation

B.D. (Doonesbury), a major character in the Pulitzer Prize winning Doonesbury comic strip

Broder Daniel, a Swedish indiepop band

Becton Dickinson, an American manufacturer of medical supplies

.bd, the country top-level domain for Bangladesh

Bonner Durchmusterung, a star catalogue

BD's Mongolian Barbeque, stir-fry restaurant

Bachelor of Divinity, an academic degree

A broker-dealer is a company that trades in securities for customers as well as for its own account. In the United States, a broker-dealer has to be registered with the U.S. Securities and Exchange Commission. When executing trade orders on behalf of a...

BD+, a component of the Blu-ray Disc DRM system

Bangladesh, the ISO 3166-1 2-letter country code

Baron Davis, a popular basketball player who plays for the Golden State Warriors

Batrachochytrium dendrobatidis, the fungus that causes the fatal amphibian disease Chytridiomycosis

Bermuda, FIPS PUB 10-4 territory code and obsolete NATO country code.

Bradford, where BD is the United Kingdom postal area for the region in northern England which is served by Bradford postal sorting office

Brunei Darussalam, WMO country code

Bondage and discipline, as in BDSM

Burj Dubai, skyscraper currently under construction in Dubai, UAE