1Lavish; showy and expensive in appearance or expenditure; sumptuous.
彼は友人のために豪勢なパーティーを開いた。
He threw a lavish party for his friends.
祖父はいつも豪勢に暮らしていて、贅沢な食事が多い。
My grandfather always lives lavishly and often has extravagant meals.
2Strong, great, or large in force; used for intense phenomena (e.g., a fierce storm) — somewhat literary.
昨夜は豪勢な嵐が町を襲った。
A fierce storm struck the town last night.
海は豪勢に荒れていて、船は出せなかった。
The sea was raging intensely, and they couldn't send out the boats.
3An archaic adverb meaning very or greatly (rare in modern usage).
古い文献では『豪勢に』が『非常に』の意味で使われていることがある。
In old texts, '豪勢に' is sometimes used with the meaning 'very'.