一いっ発ぱつ大おお波なみMeaningsNoun1. rogue wave; freak waveKanji used一one発let out大large波a waveComposed of一いっ発ぱつone shot; one charge; one explosion; one blow; one punch; home run; one try; one attempt; win on the first go-around after calling rīchi; ippatsu (comp. karuta); …Noun大おお波なみbillow; surge; large waveNoun