- brickbats
- bacterium
- be fazed
- bludge
- bluffness
- beer-bellied
- be regretful about
- bad taste
- backtrack
- badly dressed
- be on the mend
- bore to tears
- be low on
- be overwhelmed by
- be of use to
- burnt sienna
- boondoks
- behind closed doors
- buss
- beyond doubt
- be evasive about
- be congruent with
- be tight
- biboes
- bark
- bash into
- bendy
- bring up the rear
- breach of the peace
- bacchanal
- bung up
- bear it
- be prejudicial to
- beat one's breast
- benefaction
- baking
- black mark
- be unsure of
- babe in arms
- billy club
- billy
- be clued up on
- bonking
- big hand
- bed of roses
- be piqued
- bluntness
- bring relief to
- butter up
- breach of trust
- brick-a-brac
- beau monde
- brainbox
- buttering up
- bewitched by
- bazoo
- broiling
- be gone from
- blanched
- be consonant with
- by a long way
- biological urge
- be a disaster
- ben
- blot on one's escutcheon
- be in a brown study
- balsam
- blasé
- bazooms
- buckshee
- be itching for
- bring low
- blend in with
- beads necklace
- brethren
- brassed off
- be on one's last legs
- bluestocking
- blue-print
- blow apart
- become resigned to
- become rich
- bye-byes
- beside oneself with joy
- be widespread
- be wide of the mark
- be reported
- be killing
- be unequalled
- boozy
- bobby
- be confident of
- bobble
- be averse
- barrel of laughs
- baseness
- bad influence
- back country
- bugging
- blow in