'Impersonation' definitions:

Definition of 'impersonation'

(from WordNet)
noun
A representation of a person that is exaggerated for comic effect [syn: caricature, imitation, impersonation]
noun
Pretending to be another person [syn: imposture, impersonation]
noun
Imitating the mannerisms of another person [syn: impersonation, personation]

Definition of 'Impersonation'

From: GCIDE
  • Impersonation \Im*per`son*a"tion\, Impersonification \Im`per*son`i*fi*ca"tion\, n. The act of impersonating; personification; investment with personality; representation in a personal form. [1913 Webster]