| Acronym | Definition |
|---|
| BBB | Better Business Bureau |
| BBB | Blood Brain Barrier |
| BBB | Big Brother Brasil (TV show; Brazil) |
| BBB | Bed Bath & Beyond (also seen as BBBY) |
| BBB | Baseball Bat |
| BBB | Bundle Branch Block (relative to the heart) |
| BBB | Bad Blue Boys |
| BBB | Beta Beta Beta |
| BBB | Bredbandsbolaget (Swedish ISP, fiber to the home) |
| BBB | Biotic Baking Brigade |
| BBB | Bankers Blanket Bond (insurance document) |
| BBB | Burn Baby Burn |
| BBB | Big Beautiful Backgrounds |
| BBB | Bueno Bonito y Barato |
| BBB | Basic Building Block |
| BBB | Big Black Boots (band) |
| BBB | Big Big Brother (Elite Clan) |
| BBB | Bewitched Bothered and Bewildered |
| BBB | Birmingham Bizarre Bazaar (UK fetish market) |
| BBB | Boston Baked Beans (candy) |
| BBB | Before Breaking Bulk (freight) |
| BBB | Bob's Big Boy (US restaurant chain) |
| BBB | Big Blue Box (gaming) |
| BBB | Baruga (SIL code, New Guinea) |
| BBB | Baby Boomer Bistro (chat site) |
| BBB | Benson Municipal Airport |
| BBB | Bam Bam Bigelow (wrestler) |
| BBB | Beyond Black Boxes |
| BBB | Belgrade-Bucharest-Budapest |
| BBB | Burn Burn Burn (record company) |
| BbB | Burst-By-Burst |
| BBB | Brisbin, Brook, Beynon (architectural firm) |
| BBB | Bored Beyond Belief |
| BBB | Busy Beyond Belief |
| BBB | Bevel Buddybox |
| BBB | Birmingham Black Barons (Negro-league baseball team) |
| BBB | BètaBedrijvenBeurs |
| BBB | Big Bad Bow (game) |
| BBB | Bouncing Baby Boy |
| BBB | Business Bulletin Board |
| BBB | Beach Boys Band |
| BBB | Buses By the Bridge |
| BBB | Basic Brown Bear (San Francisco) |
| BbB | Brigittes Bretonischer Basar (German) |
| BBB | Building a Better Boyertown (Pennsylvania) |
| BBB | Big Butt Buffet (Christian rap band, Canada) |
| BBB | Branch Behavior Buffer |
| BBB | Bookmark for Banská Bystrica |
| BBB | Bluegrass by the Bay (magazine, CA) |
| BBB | Biological Basis of Behaviour |
| BBB | Bach, Beethoven, and Brahms |
| BBB | Bare Bottom Boys (band) |
| BBB | Building Bright Beginnings |
| BBB | Beetles Bugs and Butterflies |
| BBB | Balintawak Beer Brewery (Philippines) |
| BBB | Balik-Bayan Box (Filipino overseas delivery system) |
| BBB | Books Before Boys |
| BBB | Bunker Busting Bomb |
| BBB | Big Boy Boards |
| BBB | Body Bound Bolt |
| BBB | Bassoon Bulletin Board |
| BBB | Baby Beehinds Bamboo (Australian modern cloth nappy) |
| BBB | Beans, Bullets, Bandaids (Military 3 Bs) |
| BBB | Big, the Bad and the Beautiful |
| BBB | Booze, Broads, and Bucars |
| BBB | Bullstuff Baffles Brains (polite form) |
| BBB | Beautiful Beyond Belief |
| BBB | Bed and Breakfast Bureau |
| BBB | Broadcast Based Broadband |
| BBB | Booking, Billing, Backlog |
| BBB | Bop'n'blues Band |
| BBB | Bykez, Bordz and Bladz |
| BBB | Big Barbeque Bacon (McDonald's) |
| BBB | Boulder Big Band (Boulder, CO) |
| BBB | Bonsal Blues Bands (Woodbury, NJ) |
| BBB | Bottles Blocks and Books |