VERB 2 If you bomb something, you attack it with a bomb.
[from Greek bombos meaning a booming sound]
bond bonds
NOUN a close relationship between people • the bond between mothers and babies
bone bones
NOUN the hard parts that form the framework of a person’s or animal’s body
bonfire bonfires
NOUN a large fire made outdoors, to burn rubbish or to celebrate something
[from bone + fire – bones were used as fuel in the Middle Ages]
bonnet bonnets
NOUN 1 the metal cover over a car’s engine
2 a baby’s or woman’s hat tied under the chin
bonus bonuses
NOUN 1 an amount of money added to a person’s usual pay
2 a good thing that you get in addition to something else
bony bonier, boniest
ADJECTIVE Bony people or animals are very thin, with not much flesh covering their bones.
book books, booking, booked
NOUN 1 a number of pages held together inside a cover
VERB 2 When you book something, you arrange to have it or use it at a particular time. • Mum booked two rooms at the hotel.
bookcase bookcases
NOUN a piece of furniture where you keep books
booklet booklets
NOUN a small book with a paper cover
boom booms, booming, boomed
NOUN 1 a deep, echoing sound
2 a fast increase in something • There has been a boom in the sale of sun cream this summer.
VERB 3 If something booms, it makes a loud booming sound. • We heard the foghorn boom in the distance.
boomerang boomerangs
NOUN a curved, wooden missile that can be thrown so that it returns to the thrower. Boomerangs were traditionally used as weapons by Australian Aborigines.
boost boosts, boosting, boosted
VERB If someone boosts something, they improve or increase it. • The teacher boosted Juliet’s confidence when she praised her story.
boot boots
NOUN 1 strong shoes that come up over your ankle, and sometimes your calf
2 the covered space in a car, usually at the back, for carrying things in
booth booths
NOUN 1 a small, partly-enclosed area • a telephone booth
2 a stall where you can buy things, for example at a market or a fair
border borders
NOUN 1 the dividing line between two countries
2 a strip or band round the edge of something
3 flower beds round the edges of a garden
borderline borderlines
NOUN If someone or something is on the borderline, they are on the division between two different categories.
bore bores, boring, bored
VERB 1 If something bores you, you find it dull and uninteresting.
2 If you bore a hole in something, you make it using a tool such as a drill.
3 the past tense of bear
NOUN 4 someone or something that bores you
bored