← Back to browsefastballnoun#25,846Translationsスピードボールスピードボール剛球ごうきゅう速球そっきゅう剛速球ごうそっきゅうEnglish definition(baseball) a pitch thrown with maximum velocityExamplesCan you throw a fastball?He has a good fastball.Similar wordsfastballsfastbackfastfallfootballfasts← knowedchopra →