Definition of mimicking:
(v) :
(transitive) To imitate, especially in order to ridicule.
(n) :
A person who practices mimicry; especially:
(n) :
A comic who does impressions.
(v) :
(biology, transitive) To take on the appearance of another, for protection or camouflage.
(n) :
An entity that mimics another entity, such as a disease that resembles another disease in its signs and symptoms; see the great imitator.
(n) :
An imitation.