Baseball A run scored without the aid of an error, used in computing earned run averages.(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 "earned run" in a sentence
"And the prospects for that scenario looked promising: The Phillies Game 4 starter, Joe Blanton, owned a earned run average of over eight against the Bombers."
"Moving an unhittable cut-fastball around the plate effectively while complementing such with a devastating slider and wicked changeups, he began reconstruction work on his playoff legacy—in five previous playoff outings he posted a 2-3 record, a 7.92 earned run average, and never got past the sixth inning—by growing as big as the moment before him."