Last Updated
：2026/01/02
一発
Hiragana
いっぱつ
Noun
informal
Japanese Meaning
一度の発射。また、一度何かをすること。 / 野球で、ホームランの俗称。 / 一度の試みや行動で結果を出すこと。 / 一度で決着をつける、あるいは決まってしまうこと。 / ギャンブルなどで、一回の勝負。
Easy Japanese Meaning
一どだけつよくしたりなげたりうったりすること
Chinese (Simplified) Meaning
一发（子弹、炮弹等）；一击；一下 / 仅一次（只做一次） / （棒球，非正式）全垒打
Chinese (Traditional) Meaning
一次；只做一次 / 一擊；一發 / （棒球，非正式）全壘打
Korean Meaning
한 번만 하는 것 / (총·포) 한 발 발사 / (야구, 비격식) 홈런
Vietnamese Meaning
một lần duy nhất / một phát (một cú/đòn) / (bóng chày, khẩu ngữ) cú home run
Sense（1）
Used other than figuratively or idiomatically: see 一, 発.
Sense（2）
doing something only once
Sense（3）
(baseball, informal) home run
（ canonical ）
（ romanization ）
（ kyūjitai ）
（ hiragana ）
Quizzes for review
Used other than figuratively or idiomatically: see 一, 発. / doing something only once / (baseball, informal) home run
See correct answer
一発
See correct answer
He passed the exam in one shot.
See correct answer
彼は一発で試験に合格した。
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