a strip, often consisting of a cinder or dirt track, bordering the outer edge of the outfield between the outfield turf and the stadium wall that alerts outfielders that the wall is near, especially as they back up to catch a fly ball.
Words nearby warning track
Origin of warning track
First recorded in 1965–70
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019