slugging average

noun

, Baseball.

1. a measure of the effectiveness of a batter in making base hits, obtained by dividing the total bases reached by hitting by the number of official times at bat and carrying out the result to three decimal places. A batter making 275 total bases in 500 times at bat has a slugging average of .550.

Word History and Origins

Origin of slugging average¹

First recorded in 1965–70