Pronunciation: (in'fēld"),[key] —n. 1. Baseball. a. the diamond.
b. the positions played by the first baseman, second baseman, third baseman, and shortstop, taken collectively.
c. the infielders considered as a group (contrasted with outfield).
2. Track,Horse Racing.the area enclosed by a track.
3. Agric. a. the part of the land of a farm nearest the farmhouse.
b. land regularly tilled. Cf. outfield (def. 3).