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