Definition of fastball
: a baseball pitch thrown at full speed and often appearing to rise slightly as it nears the plate
fastballerplay \ˈfas(t)-ˌbȯ-lər\ noun
Examples of fastball in a sentence
He struck him out with a fastball.
First Known Use of fastball
FASTBALL Defined for English Language Learners
Definition of fastball for English Language Learners
baseball : a pitch that is thrown at full speed : a very fast pitch
Seen and Heard
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