›to do harm to or punish the person responsible for something bad done to you or your family or friends in order to achieve a fair situation: He swore he would avenge his brother's death.She determined to avenge herself on the killer.At the end of the film, the murderer is killed by his victim's avenging girlfriend.Revenge and vengefulnessavenger
/əˈven.dʒər//-dʒɚ/noun[C]›Russell Crowe stars as a grief-stricken avenger on the trail of his family's killers.Revenge and vengefulness