Meaning of BOOM in English


I. ˈbüm verb

Etymology: Middle English bomben, bummen, of imitative origin

Date: 15th century

intransitive verb

1. : to make a deep hollow sound


a. : to increase in importance, popularity, or esteem

b. : to experience a sudden rapid growth and expansion usually with an increase in prices

business was boom ing

c. : to develop rapidly in population and importance

California boom ed when gold was discovered there

d. : to increase greatly in size or number

the population boom ed

transitive verb

1. : to cause to resound — often used with out

his voice boom s out the lyrics

2. : to cause a rapid growth or increase of : boost

3. : to hit or kick forcefully

boom a punt

II. noun

Date: 15th century

1. : a booming sound or cry — often used interjectionally to indicate suddenness

then boom , he was fired

2. : a rapid expansion or increase: as

a. : a general movement in support of a candidate for office

b. : rapid settlement and development of a town or district

c. : a rapid widespread expansion of economic activity

d. : an upsurge in activity, interest, or popularity

a folk music boom

III. noun

Etymology: Dutch, tree, beam; akin to Old High German boum tree — more at beam

Date: 1627

1. : a long spar used to extend the foot of a sail


a. : a chain or line of connected floating timbers extended across a river, lake, or harbor (as to obstruct passage or catch floating objects)

b. : a temporary floating barrier used to contain an oil spill


a. : a long beam projecting from the mast of a derrick to support or guide cargo

b. : a long more or less horizontal supporting arm or brace (as for holding a microphone or for supporting an antenna)

4. : a spar or outrigger connecting the tail surfaces and the main supporting structure of an aircraft

Merriam-Webster's Collegiate English vocabulary.      Энциклопедический словарь английского языка Merriam Webster.