Definition of fireballer noun from the Oxford Advanced Learner's Dictionary

 

fireballer

 noun
noun
BrE BrE//ˈfaɪəbɔːlə(r)//
 
; NAmE NAmE//ˈfaɪərbɔːlər//
 
Baseball
 
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(in baseball) a pitcher who throws the ball very fast See related entries: Baseball
See the Oxford Advanced American Dictionary entry: fireballer