Bulletin Board System 
Bulletin Board Service 
Battalion Battle Simulation 
Bread Board System 
Bulletin Board Systems 
Bangladesh Bureau of Statistics 
Baseline Build Standard 
Battalion and Brigade Simulations 
battery backup system 
Be Back Soon 
Behavioral and Brain Sciences 
bilateral breath sounds 
Bios Boot Specification 
Bridge-to-Bridge Station 
Brigade/Battalion Simulation 
Bulletin Board Software 
Bachelor of Business Studies 
Balanced Biaxial Stretching 
Ball-Bearing Steel 
Bardet-Biedl syndrome 
Barolet-Biedl syndrome 
BaseBand Switch 
bashful bladder syndrome 
Battalion/Brigade Battle Simulation 
Bayer Business Services 
Be Back Shortly 
Beibars CJSC 
benign biliary strictures 
benign breast syndrome 
Berg Balance Scale