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English definition of “fastball”


noun [C]     /ˈfɑːst.bɔːl/ US  /ˈfæst.bɑːl/ US
a type of very fast throw in baseball: The pitcher wound up and let loose a fastball.Baseball and roundersGeneral terms used in ball sports
(Definition of fastball noun from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)
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