Definition of "fireballer" [fireballer]

• A pitcher who throws very fast balls. (noun)

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• "PESCA: The Giants 'closer, fur-faced fireballer Brian Wilson, who pitched a perfect 9th, chose to live a little more in the moment."
• "Hitting home runs off a gassed pitcher on 3 days rest in the 9th inning* is a lot easier than hitting against a fresh fireballer that has pitched 3-4 innings tops in the past week."
• "The Rangers president/former fireballer Nolan Ryan has the best, hardest-to-please face in baseball."