| Acronym | Definition |
|---|
| BOB | Best Of Breed (computer industry, also dog & cat shows) |
| BOB | Best of Business |
| BOB | Blonde on Blonde (Bob Dylan album) |
| BOB | Best of the Best |
| BOB | Battle of the Bands (Community Music Competitions) |
| BOB | Band of Brothers |
| BOB | Battle of Britain (air battle between Allied and Axis powers over the English Channel in WWII) |
| BOB | Bolivian Boliviano (ISO currency code) |
| BOB | Bora Bora (Airport Code) |
| BOB | Bureau of the Budget |
| BOB | Business on the Books |
| BOB | Bureau Of Budget |
| BOB | Battle of the Bastards (Game of Thrones) |
| BOB | Back on Bottom (petroleum) |
| BOB | Bottom of the Barrel |
| BOB | Business Online Banking (various locations) |
| BOB | Brotherhood of Blood |
| BOB | Buy on Board (cruise ship business) |
| BOB | Baby On Board |
| BOB | Bob-Omb Battlefield (gaming) |
| BOB | Bend Over Backwards |
| BOB | Beast of Burden |
| BOB | Bunch of Believers (Ska Group) |
| BOB | Bunch of Believers (Christian band) |
| BOB | Bank of Baroda |
| BOB | Bay of Biscay |
| BOB | Black Owned Business |
| BOB | Book of Business |
| BOB | Blue Orchard Bee |
| BOB | Bank One Ballpark (Arizona Diamondbacks) |
| BOB | Boxes of Books |
| BOB | Break-Out Box |
| BOB | Bureau of Biologics (Food and Drug Administration) |
| BOB | Bombs Over Baghdad (band) |
| BOB | Balloons Over Bagan (Myanmar) |
| BOB | Business Opportunities Blog (various organizations) |
| BOB | Business Object Board |
| BOB | Bombs Over Baghdad (Outkast song) |
| BOB | Bomb On-Board |
| BOB | Branch Office Box |
| BOB | Back-Of-Book (magazine publishing) |
| BOB | Back of Book (answers in textbook exercises) |
| BOB | Blog-O-Book (French website) |
| BOB | Bayerische Oberlandbahn (German: Bavarian Oberland Train; train system) |
| BOB | Body Opponent Bag (boxing training) |
| BOB | Bank of Bermuda |
| BOB | Bottom of the Basket |
| BOB | Back of Box |
| BOB | Berner Oberland Bahn (Swiss railway company) |
| BOB | Bug Out Bag |
| BOB | Big Orange Ball (slang for the sun) |
| BOB | Born on Board |
| BOB | Boy On Bike |
| BOB | Battery Operated Boyfriend |
| BOB | Bank of Butterfield (Bermuda) |
| BOB | Bottom-of-Basket |
| BOB | Big Old Building (Grand Rapids, Michigan) |
| BOB | Beijing Olympic Broadcasting Co., Ltd. |
| BOB | Beginning Of Business |
| BOB | Best On-Board (flight attendant code for good looking passengers) |
| BOB | Bank of Beirut |
| BOB | Bewust Onbeschonken Bestuurder (Dutch: Conscious Non-Drunk Driver) |
| BOB | Business Object Broker |
| BOB | Big Orange Bridge |
| BOB | Best on Best |
| BOB | Bharat Overseas Bank |
| BOB | Babe On-Board (flight attendant code for good looking passengers) |
| BOB | Blitter Object |
| BOB | Brains on Board (robot) |
| BOB | Bijzondere Opsporingsbrigade (Dutch: Special Investigation Brigade; Belgium) |
| BOB | Bend Over Buddy |
| BOB | Breakfast on a Bun |
| BOB | Breakfast on A Bun (Whataburger menu item) |
| BOB | Bail Out Bottle (emergency air supply) |
| BOB | Brand Oak Bitter (UK beer) |
| BOB | Battery Operated Buddy |
| BOB | Benzoate Ostylezene Bicarbonate |
| BOB | Best Orthogonal Basis |
| BOB | Basketball Owl Band (Rice University) |
| BOB | Born-Oppenheimer Breakdown (quantum chemistry) |
| BOB | Bring Own Booze |
| BOB | Babe On Back (of motorcycle) |
| BOB | Binary-Tree on Binary-Tree |
| BOB | Brains Over Brawns |
| BOB | Big O' Blaster (gaming) |
| BOB | Best Overall Boat |
| BOB | Beatniks On Bongos |
| BOB | Baby on Breast |
| BOB | Bellaire Office Building |
| BOB | Bantu Online Bibliography |
| BOB | Bewust Ontiegelijk Bezopen (Belgian drunk driving campaign) |
| BOB | Brotherhood of Britannia (gaming) |
| BOB | Bunch of Bullstuff (polite form) |
| BOB | Bring On Bottle |
| BOB | Bear Order of Battle |
| BOB | Business Object Browser |
| BOB | Back Office Bitch |