first baseman

noun Baseball.

the player whose position is first base.

Origin of first baseman

An Americanism dating back to 1855–60

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for first baseman

Historical Examples of first baseman

Plucky captain and first-baseman of the Harvard nine looks for a victory over the Tigers.
The Arrival of Jimpson
Ralph Henry Barbour
First-baseman started back for it, and the pitcher ran to cover first.
Weatherby's Inning
Ralph Henry Barbour
Billings hit a short grounder to first-baseman who scooped it up and tagged the bag before the batsman was half-way toward it.
Weatherby's Inning
Ralph Henry Barbour