infield hit (1870)

“Pinkham bided his time patiently, and at length succeeded in making his first on a safe infield hit to third.” “The Chicago Base-Ball Club at Troy, New York,” Alta Californian, (San Francisco), July10, 1870, p6

Previous earliest use (Dickson Baseball Dictionary, 3rd edition, 2009):
1895.  (New York Press, Aug. 3; Edward J. Nichols).