Meaning of “babysit” - Learner’s Dictionary

babysit

verb [ I, T ] uk us /ˈbeɪbisɪt/ (present participle babysitting, past tense and past participle babysat)

B1 to look after children while their parents are not at home

babysitter noun [ C ]

B1

We'd like to come, but we can't get a babysitter.
babysitting noun [ U ]

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