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fastball

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fastball /ˈfæstˌbɑːl/ Brit /ˈfɑːstˌbɑːl/ noun

plural fastballs

fastball

/ˈfæstˌbɑːl/ Brit /ˈfɑːstˌbɑːl/

noun

plural fastballs

Learner's definition of FASTBALL

[count] baseball

: a pitch that is thrown at full speed : a very fast pitch

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