- bildungsroman
- brachial
- bastille
- bashed up
- brahaspathi
- brahma
- brahmany goose
- braid
- bogus
- boil
- boon
- bow
- build on
- bum
- burning
- bogey
- bilateral
- broad-mouthed
- bling
- bill of lading
- bismillah
- bedtime
- burin
- betake
- be at pains
- bachelor girl
- bacillary
- back benchers
- back charge
- boil something down
- bacteria
- bacterioid
- bactrian camel
- bad antecendents
- bad at
- bad deal
- Be abundant
- baffling
- baking soda
- bakrid
- balaclava
- balance
- balanced
- balanced diet
- bald-headed man
- banana republic
- bandage
- bandolier
- bandwagon
- be a sport of
- be a far cry
- be a bad news
- banns
- boomerang
- bantam
- banyan
- baptismal water
- barbarity
- bargain for, bargin on
- battleship
- battlefield
- barge
- bargee
- bargepole
- bariatric
- battleaxe
- bark of trees
- battle-march
- battalion
- batsman
- bas-relief
- base metal
- base qualities
- bast
- basement
- bass
- bashful
- bastinado
- batchmates
- bathe
- basketball
- basilisk
- basics
- baton
- bawdry
- bawl someone out
- basic
- barren country
- barren
- barrel
- barrage
- barometric
- bordello
- barnacle
- budget
- barmy
- be as nice as pie
- barest
- barefoot
- bouncing