Enemy \En"e*my\, n.; pl. Enemies. [OF. enemi, F. ennemi, from L. inimicus; in- (negative) + amicus friend. See Amicable.]

One hostile to another; one who hates, and desires or attempts the injury of, another; a foe; an adversary; as, an enemy of or to a person; an enemy to truth, or to falsehood.

To all good he enemy was still. --Spenser.

I say unto you, Love your enemies. --Matt. v. 44.

The enemy (Mil.), the hostile force. In this sense it is construed with the verb and pronoun either in the singular or the plural, but more commonly in the singular; as, we have met the enemy and he is ours or they are ours.

It was difficult in such a country to track the enemy. It was impossible to drive him to bay. --Macaulay.

Syn: Foe; antagonist; opponent. See Adversary.

Source: Webster's Revised Unabridged Dictionary (1913)