fair ball

noun

, Baseball.

1. a batted ball that both lands and settles within the foul lines in the infield, or that is within the foul lines when bounding to the outfield past first or third base, or that first lands within the foul lines of the outfield or would if it were not caught or deflected.

Word History and Origins

Origin of fair ball¹

First recorded in 1855–60

Example Sentences

A 'Fair Ball' is still given, but the custom of a stag-hunt on the second day has been dropped.

From Project Gutenberg

As soon as the striker has struck a fair ball, he shall be considered “a player running the bases.”

From Project Gutenberg

Smithers took it for an inshoot, and, in his judgment, it must be a fair ball.

From Project Gutenberg

Johnny could pitch a very fair ball for an amateur, and the rock went true without any frills or curving deception.

From Project Gutenberg