| bourgeois | middle class/ selfishly materialistic/ dully conventional |
| bovine | cowlike/ placid and dull |
| to bowdlerize | to expurgate |
| to boycott | to refrain from buying or using |
| braggart | boaster |
| to brandish | to wave around/ to flourish |
| bravado | swagger/ assumed air of defiance |
| brawn | muscular strength, sturdiness |
| brazen | insolent |
| breach | an instance of breaking a contract or duty |
| to breach | to break |
| breadth | width/ extent |
| brevity | conciseness |
| brindled | tawny or grayish with streaks or spots |
| bristling | rising like bristles/ showing irritation |
| brittle | easily broken/ difficult |
| to broach | to introduce/ to open up |
| brochure | pamphlet/ small piece of paper with ad |
| brooch | ornamental clasp |
| to browbeat | to bully, to intimidate |
| to browse | to graze/ to skim or glance at casually |
| brunt | main impact or shock |
| brusque | blunt, abrupt |
| buccaneer | pirate |
| buffet | a table with self-service food |
| to buffet | to slap/ to batter/ to knock about |
| buffoonery | clowning |
| bullion | gold and silver in the form of bars |
| bulwark | earthwork, strong defense/ a defender |
| bumptious | self-assertive |
| bungalow | small cottage |
| to bungle | to mismanage/ to blunder |
| buoyant | able to float/ cheerful and optimistic |
| bureaucracy | over-regulated administrative system |
| to burgeon | to grow forth/ to send out buds |
| to burlesque | to give and imitation that ridicules |
| burly | husky, muscular |
| to burnish | to make shiny, to polish |