14. (v.t.)boom to manipulate (an object) by or as if by means of a crane or derrick.
15. boom lower the boom, to act decisively to punish wrongdoing.
Etymology: (1635–45; < D: tree, pole, beam)
Definition of 'boom'
Princeton's WordNet
1. (noun)boom, roar, roaring, thunder a deep prolonged loud noise
2. (noun)boom a state of economic prosperity
3. (noun)boom, bonanza, gold rush, gravy, godsend, manna from heaven, windfall, bunce a sudden happening that brings good fortune (as a sudden opportunity to make money) "the demand for testing has created a boom for those unregulated laboratories where boxes of specimen jars are processed like an assembly line"
4. (noun)boom, microphone boom a pole carrying an overhead microphone projected over a film or tv set
5. (verb)boom any of various more-or-less horizontal spars or poles used to extend the foot of a sail or for handling cargo or in mooring
6. (verb)boom, din make a resonant sound, like artillery "His deep voice boomed through the hall"
7. (verb)smash, nail, boom, blast hit hard "He smashed a 3-run homer"
8. (verb)thunder, boom be the case that thunder is being heard "Whenever it thunders, my dog crawls under the bed"
9. (verb)boom, boom out make a deep hollowsound "Her voice booms out the words of the song"
10. (verb)boom, thrive, flourish, expand grow vigorously "The deer population in this town is thriving"; "business is booming"
5. (noun)boom a line of connected floating timbers stretched across a river, or inclosing an area of water, to keep saw logs, etc., from floating away
6. (noun)boom a hollow roar, as of waves or cannon; also, the hollow cry of the bittern; a booming
7. (noun)boom a strong and extensive advance, with more or less noisy excitement; -- applied colloquially or humorously to market prices, the demand for stocks or commodities and to political chances of aspirants to office; as, a boom in the stock market; a boom in coffee
8. (verb)boom to extend, or push, with a boom or pole; as, to boom out a sail; to boom off a boat
9. (verb)boom to cry with a hollow note; to make a hollow sound, as the bittern, and some insects