A statistic used to measure a pitcher’s effectiveness, obtained by calculating the average number of earned runs scored against the pitcher in every nine innings pitched.
More example sentences
- Radke is a proven commodity, but after compiling a 116-110 record with a 4.32 earned run average in nine seasons, he'd hardly be the number one starter on many contending teams.
- Whether by batting average, earned run average or wins and losses, baseball's numbers tell us who's hot and who's not.
- Pitching categories are wins, saves, earned run average and a complicated ratio measuring strikeouts as opposed to hits, which I can never get straight.