← BackshareGuessperpetrator/ˈpɜrpəˌtreɪtər/nounA person who commits a harmful, illegal, or immoral act.The perpetrator of the hoax was eventually caught and apologized.The police are still searching for the perpetrator of the robbery.Victims of the scam identified the perpetrator in a lineup.SynonymsoffenderculpritcriminalAntonymsvictim