Definition of fastball in English:


Line breaks: fast|ball
Pronunciation: /ˈfɑːstbɔːl


  • 1A baseball pitch thrown at or near a pitcher’s maximum speed.
    More example sentences
    • He might throw more pitches in the bullpen or throw more fastballs in the first inning.
    • He throws a low 90s fastball and mixes it with a big-league curve.
    • He also throws a split-finger fastball that serves as a changeup and occasionally a cutter.
  • 1.1 another term for fast-pitch softball.

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a small amount; a little