Definition of "fastballs" []

• Plural form of fastball. (noun)

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• "Crisp has difficulty catching up with hard fastballs from the right side and prefers to take his chances on the offspeed stuff."
• "He talked to me about turning on certain fastballs in certain counts."
• ""Also, it scared me when I called fastballs inside to lefties because I got lefties in my head.""