noun
- a baseball pitcher who throws the ball with great speed and force
Usage: informal; sports
Examples
- The young fireballer dominated the game with his blazing fastballs.
- He's known as a fireballer because he can throw over 100 miles per hour.
- The team signed the fireballer to a long-term contract.
- That fireballer struck out twelve batters in five innings.
- Despite his talent as a fireballer, he struggled with control early in his career.