Definition of enemy
1 : one that is antagonistic to another; especially : one seeking to injure, overthrow, or confound an opponent
2 : something harmful or deadly <alcohol was his greatest enemy>
3 a : a military adversary b : a hostile unit or force
Examples of enemy in a sentence
He made a lot of enemies during the course of his career.
Tradition is the enemy of progress.
Origin and Etymology of enemy
Middle English enemi, from Anglo-French, from Latin inimicus, from in- 1in- + amicus friend — more at amiable
First Known Use: 13th century
ENEMY Defined for English Language Learners
Definition of enemy for English Language Learners
: someone who hates another : someone who attacks or tries to harm another
: something that harms or threatens someone or something
: a group of people (such as a nation) against whom another group is fighting a war
ENEMY Defined for Kids
Definition of enemy for Students
1 : a person who hates another : a person who attacks or tries to harm another
2 : a country or group of people with which another country or group is at war or a person belonging to such a country or group
3 : something that harms or threatens <Drought is the farmer's enemy.>
Seen and Heard
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