(from the article `baseball`) ...run (permitting the batter to leisurely `trot` around the bases. Hits also are described by the way the ball travels across the field. Driven ... A runner also can be thrown out without being tagged if he has left his base before a fly ball is caught. With the catching of the fly, the runner ..... Found on http://www.britannica.com/eb/a-z/f/40
Fly Ball is a bat-and-ball game of the tennis type played with a shuttlecock. The racket is the shape of a table-tennis bat and has a net hitting surface. The shuttlecock is like that used in badminton. Found on http://www.probertencyclopaedia.com/browse/OF.HTM
A fly ball is a ball hit high in the air to the outfield. If a fly ball is hit high and deep enough and there are less than two outs, a runner may tag from third and score. Balls that are hit into the air but remain in the infield are “pop-ups”. Found on https://coachingkidz.com/baseball-terminology-the-ultimate-guide-to-terms-u