1.NounAny form of personal, retaliatory action against an individual, institution, or group for some alleged or perceived harm or injustice.
"Indifference is the sweetest revenge.; When I left my wife, she tried to set fire to the house in revenge.; After tearing his fave T-shirt unintentionally, my brother wreaked revenge on me by ripping my most prized blazer apart."
2.NounA win by a previous loser.
3.VerbTo take revenge for (a particular harmful action) or on behalf of (its victim); to avenge.
"Arsenal revenged their loss to Manchester United last time with a 5–0 drubbing this time."