1. pretended to be another person in order to deceive others
Usage: past tense of impersonate
2. acted the part of another person for entertainment purposes
Usage: past tense of impersonate

Examples

• The criminal impersonated a police officer to gain entry to the building.
• She impersonated her boss over the phone to get confidential information.
• The comedian impersonated several famous politicians during his show.
• He was arrested for having impersonated a doctor at the hospital.
• The actor impersonated Elvis Presley in the tribute concert.
• Someone impersonated me on social media and posted fake messages.