Vocabulary What does 飛球 (ひきゅう, hikyuu) mean? 飛球 (ひきゅう, hikyuu) means fly (ball). Quick factsReadingひきゅうRomajihikyuuPart of speechnoun 飛球ひきゅうhikyuufly (ball)1noun fly (ball)Kanji in this word飛fly球ball; sphere