Vocabulary What does 親指 (おやゆび, oyayubi) mean? 親指 (おやゆび, oyayubi) means thumb; big toe. Quick factsReadingおやゆびRomajioyayubiPart of speechnounLevel (estimated, JLPT framework)N2 親指おやゆびN2 · estimated, JLPT frameworkCommonoyayubithumb; big toe1noun thumb2noun big toeExample sentences親指(おやゆび)をけがしてしまった。I injured my thumb.赤(あか)ちゃんが親指(おやゆび)をしゃぶっている。The baby is sucking its thumb.Kanji in this word親parent; intimate, close指finger; point, indicate