- the player whose position is left field.
Origin of left fielder
An Americanism dating back to 1865–70
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Examples from the Web for left fielder
The left-fielder is expected to back up the second and third bases on a throw from first base or right-field.Base-Ball
John M. Ward
Joe Perkins had two strikes called on him ere he found the ball, and sent a high foul into the hands of left-fielder.
The left-fielder sped the ball home quickly, but not soon enough to keep Jack from reaching third.