[ bey-bee-sit ]
/ ˈbeɪ biˌsɪt /
verb (used without object), ba·by-sat, ba·by-sit·ting.
to take charge of a child while the parents are temporarily away.
verb (used with object), ba·by-sat, ba·by-sit·ting.
to baby-sit for (a child): We've placed an ad for someone to baby-sit the youngsters in the evening.
to take watchful responsibility for; tend: It will be necessary for someone to baby-sit the machine until it is running properly.
Origin of baby-sit
First recorded in 1945–50
Related formsba·by-sit·ter, ba·by·sit·ter, noun
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
British Dictionary definitions for baby-sit
verb -sits, -sitting or -sat
(intr) to act or work as a baby-sitter
Derived Formsbaby-sitting, noun, adjective
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012