Baseball A pitcher who replaces another during a game.(noun)
American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
Use "relief pitcher" in a sentence
"Back then, the Philadelphia Phillies had a relief pitcher named Mitch Williams, aka “Wild Thing.”"
"In April 1974, again from the Indians, Paul acquired first baseman Chris Chambliss, an excellent defensive player who had been American League rookie of the year in 1971, and the versatile relief pitcher Dick Tidrow."
"In December 1973, the Yankees picked up right fielder Lou Piniella, whose best days were ahead of him, for relief pitcher Lindy McDaniel, whose best days were not."