1 [uncountable and countable]
when you copy someone else's actions
Many people think that children learn language by imitation.
The remake of 'Casablanca' was a pale imitation (=something that is much less good than the thing it imitates) of the original movie.
when you copy the way someone speaks or behaves, especially in order to be funny [= impression]:
She acted, she danced, she did imitations.
his imitation of an American accent
a copy of something
She wore an imitation of a sailor's hat.
imitation fur/pearls/silk/leather etc (=something that looks like an expensive material but is a copy of it)
an imitation fur coat