Meaning of “bore” - Learner’s Dictionary

bore

noun uk us /bɔːr/
PERSON [ C ]

someone who talks too much about things that are not interesting

SITUATION [ no plural ]

a situation or job that annoys you because it causes difficulties or is not interesting:

It's a real bore not having a car.

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