Meaning of “anorak” - Learner’s Dictionary

anorak

noun [ C ] uk /ˈænəræk/ UK

a jacket with a hood (= part that covers your head) that protects you from rain and cold

humorous a boring person who is too interested in the details of a hobby and who is not good in social situations

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