- by law
- be chock-full with
- bull session
- banjax
- bloodsucker
- boycott something
- bingy
- by the same token
- be all Greek to
- become naturalized
- billabong
- burr in someon's saddle
- be intimate
- big wheel
- bums
- bags luggage baggage
- be in seventh heaven
- be in the land of Nod
- blessed out
- be nosy
- brummagem
- bootlessness
- be on at someone
- Brit. getting on for
- boggle at
- buzz off
- bring up to code
- buckaroo
- boke
- be a cut above
- bobbies
- boshie
- be nutty about
- bushed
- back talk
- bowl over
- bumf
- be given to understand
- biff
- bear a grudge about
- bashing
- be steamed up
- bevvies
- boat race
- be gagging for
- brooding
- be miffed
- bloomers
- brats
- bow to
- be significant
- beer gut
- breaking off
- butter-up
- barbaric barbarous
- bow and scrape
- brass monkeys
- brouhaha
- be a blot on the landscape
- be untrue to oneself
- boo at
- bitter pill
- bad feeling
- bookman
- bask in
- be made about
- beyond the balck stump
- be nuts about
- bread basket
- be athirst for
- badmouth
- be pleased with
- bird-brained
- barf
- boastfulness
- bamboozled
- behalf
- box someone's ears
- be on the side of
- back-slapping
- boondocks
- brownie points
- burr under someon's saddle
- be bent on
- broad-mindednes
- be stuffed with
- broad-shouldered
- boffola
- bug off
- born yesterday
- be for it
- blow away the cobwebs
- by a long chalk
- break someone's spirit
- busies
- bits and pieces
- beerhouse
- black English big up
- barracking
- beer and skittles