Meaning of “bay” - Learner’s Dictionary

bay

noun uk us /beɪ/
COAST [ C ]

B1 an area of coast where the land curves in:

a sandy bay
BUILDING [ C ]

a small area in a building or place that is used for a particular purpose, for example storing something:

a parking bay
keep/hold sth at bay

to prevent something unpleasant from coming near you or from happening:

Gunmen kept police at bay for almost four hours.

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