1. a person who helps or encourages someone in doing something wrong or illegal
Usage: legal

Examples

• The police arrested both the thief and his abettor who drove the getaway car.
• She was charged as an abettor in the fraud scheme.
• The court found him guilty of being an abettor to the crime.
• An abettor can face the same penalties as the main perpetrator.
• The witness testified that the defendant was an abettor, not the mastermind.
• Legal experts explained that an abettor must have knowledge of the criminal act.