Wikipedia baby talk (uncountable)
- The form of speech used by adults in talking to very young children.
- 1960, P. G. Wodehouse, Jeeves in the Offing, chapter III:
- [...] while not a super-goof like some of the female goofs I'd met, she was quite goofy enough to be going on with. Her whole aspect was that of a girl who at the drop of a hat would start talking baby talk.
form of speech used when talking to babies