n.
Pronunciation: ' in-f ə n-tr ē
Function: noun
Inflected Form: plural -tries
Etymology: Middle French & Old Italian; Middle French infanterie, from Old Italian infanteria, from infante boy, foot soldier, from Latin infant-, infans
Date: 1579
1 a : soldiers trained, armed, and equipped to fight on foot b : a branch of an army composed of these soldiers
2 : an infantry regiment or division