Meaning of “critic” - Learner’s Dictionary

critic

noun [ C ] uk us /ˈkrɪtɪk/
NOT APPROVE

someone who says that they do not approve of someone or something:

an outspoken critic of the government
JOB

B2 someone whose job is to give their opinion of a book, play, film, etc:

a theatre/film critic

(Definition of “critic” from the Cambridge Learner’s Dictionary © Cambridge University Press)