- be mad about
- be told off
- become quieter
- bring to fruition
- brume
- backblocks
- behave wildly
- be on the quit vive
- be cock-a-hoop
- bone-shaking
- be lacking
- be installed
- be pertinent to
- be a sell-out
- be unwilling
- be uncomfortable
- bad language
- be in stitches
- boo-boo
- be frugal
- be upfront
- be incompatible with
- bridle path
- blazoning
- be on the road to recovery
- be in a blue funk
- body blow
- breadwinner
- beyond redemption
- but and ben
- beerbellied
- back matter
- be up to snuff
- be cagey about
- beat examination
- be would up
- beguiled
- backgro-und
- bankable
- brainchild
- be afflicted with
- B road
- be against
- be good enough
- be contiguous with
- bring to an untimely end
- begetter
- be remorseful
- be nosy about
- be evidence of
- buy up
- be repugnant
- be for the high jump
- branch off
- be the best
- buy shares in
- bad health
- be unable o stand
- beefiness
- be two a penny
- big smoke
- butcher's shufti
- beyond one
- black market
- bender
- buddy-buddy
- be the harbinger of
- behave uncontrollably
- be diffident
- barrow boy
- bacchanalian
- become caught
- by a whisker
- bodged
- book learning
- be persistent
- buckled
- be a chip off the old block
- be regretful at
- by word of mouth
- be unconvinced
- be conquered by
- boutade
- booay
- bobsy-die
- be desirous of
- bruit abroad
- backtrack on
- be wound up
- bombardment
- be hungry for
- be rampant
- be qualified for
- be opposite to
- bend one's elbow
- be chucking it down
- brown study
- broadening
- be loath to
- beat a retreat