Meaning of BOOM in English

BOOM

( n. )

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.

Webster's Revised Unabridged English Dictionary.      Пересмотренный полный словарь английского языка Webster.