noun
General term for brass wind instruments, especially trumpet-like ones. Often used in compounds like ラッパ手 (trumpeter) or ラッパの音 (sound of a horn).
彼はラッパを吹くのが上手だ。
He is good at playing the trumpet.
遠くからラッパの音が聞こえた。
I heard the sound of a horn from afar.