速そっ球きゅうTop 5000MeaningsNoun1. fastballKanji used速fast球spherePitch accentそっきゅうUsed in vocabulary豪ごう速そっ球きゅうblazing fastballNounExamples3君きみは速そっ球きゅうが投なげられますか。Can you throw a fastball?彼かれは速そっ球きゅうをバットで打うった。He hit a speed ball with his bat.速そっ球きゅうを投なげる。I'll throw a fastball.