Simple Definition of avenge
: to harm or punish someone who has harmed you or someone or something that you care about
Full Definition of avenge
1 : to take vengeance for or on behalf of
2 : to exact satisfaction for (a wrong) by punishing the wrongdoer
Examples of avenge
The brothers vowed to avenge the death of their father.
They vowed to avenge their father by capturing and punishing his killer.
Origin of avenge
Middle English, from Anglo-French avenger, from a- (from Latin ad-) + venger to avenge — more at vengeance
First Known Use: 14th century
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