a ball that is batted up into the air.
Do You Remember This Fly 90s Slang?The 90s might be in the past, but that doesn’t mean the language from that decade needs to be. Sure, there are some words we don’t need to hang onto (boo-yah! and not! come to mind), but there are a few we’d like to keep around. So, try out these words from the 90s for those days when you’re feeling especially fly.
Compare ground ball.
Origin of fly ball
An Americanism dating back to 1860–65
Also called fly.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
Examples from the Web for fly ball
The fly-ball governor replaced the throttle-valve which was at first used by Watt to regulate the speed of his engines.The Story of Great Inventions|Elmer Ellsworth Burns
Engines of the slide-valve type are usually provided either with a fly-ball throttling governor, or a shaft governor.Steam Engines|Anonymous