fireballer

Noun

(baseball) A pitcher who throws very fast balls.

Japanese Meaning

速球を投げる投手

The rookie fireballer struck out twelve batters in his first major league start, leaving scouts buzzing about his future.

ルーキーの剛速球投手はメジャーリーグでの初先発で12人の打者を三振に取り、スカウトたちを彼の将来について沸き立たせた。

Sense（1）

(baseball) A pitcher who throws very fast balls.

From the beginning, Clemens was a fireballer, Wells more of a junkballer.

fireballers

（ plural ）