Added 9 October 2026 babysitter /ˈbeɪ̯biˌsɪtə/ noun Categories: PeopleRare Words In Latin: infantaria Wiktionary noun ! Definition from Wiktionary (CC BY-SA). Pronunciation from Wiktionary, via Kaikki.org. More about babysitter at Wordnik → Where our words come from → A person who cares for one or more babies or children for a short period of time in place of their legal guardians. My neighbor is sometimes a babysitter for other mothers’ children. A person who has to watch or attend to anything or anyone unnecessarily closely; a coddler or handholder. Origin From baby + sitter. From Wiktionary, via Kaikki.org (CC BY-SA) Related Words: sitterbabysittingcaregiverhousekeepernannybaby-sitternanmaidmomcaretakercustodianwarden Back to today's word