Vocabulary What does 飛行士 (ひこうし, hikoushi) mean? 飛行士 (ひこうし, hikoushi) means pilot. Quick factsReadingひこうしRomajihikoushiPart of speechnoun 飛行士ひこうしhikoushipilot1noun pilotKanji in this word飛fly行to go士scholar, learned man; warrior