1. (noun)enemy an opposing militaryforce "the enemy attacked at dawn"
2. (noun)enemy, foe, foeman, opposition an armed adversary (especially a member of an opposing military force) "a soldier must be prepared to kill his enemies"
3. (noun)enemy any hostilegroup of people "he viewed lawyers as the real enemy"
4. (noun)foe, enemy a personalenemy "they had been political foes for years"