Dictionary

Any form of personal retaliatory action against an individual, institution, or group for some alleged or perceived harm or injustice.

Example: Indifference is the sweetest revenge.

A win by a previous loser.

To take revenge for (a particular harmful action) or on behalf of (its victim); to avenge.

Example: Arsenal revenged its loss to Manchester United last time with a 5–0 drubbing this time.

To take one's revenge (on or upon someone).

To take vengeance; to revenge itself.