水すい球きゅうすいきゅうFreq.FrequencyTop 50,000Meanings1nounwater poloRefers to the team water sport played in a pool.彼かれは高こう校こう時じ代だい、水すい球きゅう部ぶに所しょ属ぞくしていた。He was in the water polo club in high school.