[from Old English blyscan meaning to glow]
boa boas
NOUN a large snake that kills its prey by coiling round it and crushing it
boar boars
NOUN 1 a male wild pig
2 a male domestic pig used for breeding
board boards, boarding, boarded
NOUN 1 a long, flat piece of wood
2 a flat piece of wood, plastic or cardboard, which is used for a particular purpose • a chessboard • a surfboard
3 the group of people who control a company or organization • My mum is on the board of governors.
4 the meals provided when you stay in a hotel or guesthouse • The price includes full board.
VERB 5 If you board a ship or aircraft, you get on it or in it.
PHRASE 6 If you are on board a ship or aircraft, you are on it or in it.
Do not confuse board with bored.
boarder boarders
NOUN 1 a pupil who lives at school during term
2 a lodger
boast boasts, boasting, boasted
VERB If you boast, you talk proudly about what you have or what you can do.
SYNONYM: brag
boat boats
NOUN a small vehicle for travelling across water
body bodies
NOUN 1 Your body is all of you, from your head to your feet.
2 You can say body when you mean just the main part of a human or other animal, not counting head, arms and legs.
bodyguard bodyguards
NOUN a person employed to protect someone
bog bogs
NOUN an area of wet, spongy ground
boil boils, boiling, boiled
VERB 1 When a hot liquid boils, or when you boil it, it starts to bubble and to give off steam.
2 When you boil food, you cook it in boiling water.
boiler boilers
NOUN a piece of equipment that burns fuel to provide hot water
boisterous
ADJECTIVE Someone who is boisterous is noisy and lively.
SYNONYMS: loud, rowdy
boisterously ADVERB
bold bolder, boldest
ADJECTIVE 1 brave or confident • He was bold enough to ask for her autograph.
2 clear and noticeable • The sign was painted in bold colours.
[from Old Norse ballr meaning dangerous or terrible]
bollard bollards
NOUN a short, thick post used to stop vehicles from entering a road
bolt bolts, bolting, bolted
NOUN 1 a metal object that screws into a nut and is used to fasten things together
VERB 2 If you bolt one thing to another, you fasten them together using a bolt. • They bolted the chair to the floor.
3 If you bolt a door or window, you slide a metal bar across in order to fasten it.
bomb bombs, bombing, bombed
NOUN 1 a container filled with material that explodes when it hits something or when it is set off by a timer