Infantry

n.	1.
	1.	A body of children.
	2.	(Mil.) A body of soldiers serving on foot; foot soldiers, in distinction from cavalry.

Noun

1.

infantry - an army unit consisting of soldiers who fight on foot; "there came ten thousand horsemen and as many fully-armed foot" Synonyms: foot

armed forces, armed services, army unit, foot, military, military machine, paratroops, war machine