- baseball glove
- baseball bat
- band_tailed pigeon
- bindable
- be in for it
- be for it
- be in hot water
- bunfight
- belshazzar
- belted ammunition
- belt out
- british parliament
- ballup
- bit track
- bit serial
- bisynchronous
- bespatter
- bespeckle
- bistred
- bit density
- buffalo chip
- bit parallel
- bit pattern
- batten on
- be bulging at the seams
- be bursting at the seams
- bite off
- bitchy
- bee sting
- bon mot
- bite one's nose off
- bris
- bar code reader
- bullion
- block anesthesia
- block analgesia
- barretter
- barricade in
- barricade inside
- block heading statement
- ballast resistor
- beside
- barricaded
- bird food
- bird feed
- blood meal
- bumper guard
- bethune
- body mass index
- BMI