in diapers
idiomPart ofdiaper
in diapers — idiom
1. at a very early stage of development; still a baby. Also used figuratively to me
1.idiom
Definition
at a very early stage of development; still a baby. Also used figuratively to mean very inexperienced or in the early stages of something.
Example
Tendai first visited that museum when she was still in diapers, so she does not remember it at all.
The company's online store was still in diapers back then, with only a dozen products listed.