Collins COBUILD Advanced Learner's English Dictionary - impersonate

(impersonates, impersonating, impersonated) If someone impersonates a person, they pretend to be that person, either to deceive people or to make people laugh. He was returned to prison in 1977 for impersonating a police officer... VERB: V n • impersonation (impersonations) She did impersonations of his teachers. N-COUNT: oft N of n