EJDict
ライセンス: CC0 (Public Domain)
日本語WordNet
a deep prolonged loud noise
a state of economic prosperity
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"
make a resonant sound, like artillery; "His deep voice boomed through the hall"
hit hard; "He smashed a 3-run homer"
be the case that thunder is being heard; "Whenever it thunders, my dog crawls under the bed"
grow vigorously; "The deer population in this town is thriving"; "business is booming"
JMdict
AIによる解説
Boom. A deep resonant sound; a period of rapid growth; or a pole on a ship for sails.
ライセンス: KeyLang Original
Pronunciation data from ipa-dict (MIT License) based on cmudict-ipa by @lingz