| Acronym | Definition |
|---|
| SAB | Scientific Advisory Board |
| SAB | Science Advisory Board (EPA) |
| SAB | Staff Accounting Bulletin |
| SAB | Student Activities Board |
| SAB | School of American Ballet |
| SAB | Switched at Birth |
| SAB | Study Abroad |
| SAB | Skeptic's Annotated Bible |
| SAB | Sociedade Astronomica Brasileira (Portuguese: Brazilian Astronomical Society) |
| SAB | Single Amplifier Biquadratic |
| SAB | Stack Access Block |
| SAB | Secondary Application Block |
| SAB | Source Address Bus |
| SAB | Sync Address Bus |
| SAB | Strategic Advisory Board |
| SAB | Session Awareness Block |
| SAB | System Advisory Board |
| SAB | Supervisory Alarm Battery |
| SAB | Satellite Analysis Branch (NOAA) |
| SAB | Super Adventure Box (gaming) |
| SAB | Soprano, Alto, Baritone (sheet music parts) |
| SAB | Same As Above |
| SAB | Serum Antibody |
| SAB | Spontaneous Abortion |
| SAB | School Administration Building (various locations) |
| SAB | Separated At Birth |
| SAB | Special Administrative Board (Missouri) |
| SAB | Samuel Adams Beer (Boston, MA) |
| SAB | Service Area Boundary (telecommunications) |
| SAB | Side Air Bag |
| SAB | Start at Beginning |
| SAB | South African Breweries PLC |
| SAB | Short-Acting Bronchodilator (inhaler) |
| SAB | Same As Before |
| SAB | Socially Acceptable Behavior (psychology test) |
| SAB | Saba Island, Netherlands Antilles (Airport Code) |
| SAB | Steve A. Baker (game designer) |
| SAB | State Anatomical Board (various locations) |
| SAB | Standard Air Bag |
| SAB | Saskatchewan Archives Board (Canada) |
| SAB | Space Age Bachelor |
| SAB | Studio Arts Building (various schools) |
| SAB | Saskatchewan Arts Board |
| SAB | Semi-Autonomous Body (various locations) |
| SAB | Sensor/Actuator Bus |
| SAB | Soprano Alto Bass (sheet music parts) |
| SAB | Société Astronomique de Bourgogne (French: Astronomical Society of Burgundy) |
| SAB | Statutory Accident Benefit (insurance; Canada) |
| SAB | Spacecraft Assembly Building (Jet Propulsion Laboratory; US NASA) |
| SAB | Standards Activity Board (IEEE Computer Society) |
| SAB | Special Advisory Board |
| SAB | Separate Armored Brigade |
| SAB | Swiss American Bank |
| SAB | Smoke A Blunt |
| SAB | Self Activating Bell |
| SAB | Sociedad Anónima Bursátil |
| SAB | Supplemental Aid to the Blind |
| SAB | Subject As Above |
| SAB | Space Applications Board |
| SAB | Solidarite Afghanistan Belgium |
| SAB | Sell A Band (website) |
| SAB | Smoke A Bowl |
| SAB | Satellite Assembly Building (NASA) |
| SAB | Stick Arena Ballistick (video game) |
| SAB | Storage and Assembly Building (NASA) |
| SAB | Serious Aeolian Belfry (band) |
| SAB | Superior Auto Body |
| SAB | Server Address Book |
| SAB | Shared Avionics Bench |
| SAB | Siege Assault Bot (gaming, Supreme Commander) |
| SAB | Safety Authorization Basis |
| SAB | Special Actions Branch |
| SAB | Self Abusive Behaviour |
| SAB | Sell At Best |
| SAB | Scrabble Advisory Board |
| SAB | Saudi Agricultural Bank |
| SAB | Secretarial Advisory Board |
| SAB | Self Adjusting Brake (ratcheting device) |
| SAB | Strong Base Anion |
| SAB | Special Accounts Blanks (SOEX) |
| SAB | Shanghai Audit Bureau |
| SAB | Singapore Armor Battalion |
| SAB | System Analysis Branch |
| SAB | SuDS (Sustainable Drainage System) Approving Body (UK) |
| SAB | Sexy American Boyfriend |
| SAB | Suwon Air Base (Suwon City, Kyong-Gi Province, ROK) |
| SAB | Sniper At Bay |
| SAB | Sound Attenuation Batts |
| SAB | Stress Assessment Battery |
| SAB | Strategic Aligned Business |