Origin of young one
Examples from the Web for young one
Do you think I've got a head like a six-year-old young-one—or you?
"It's a pity you didn't tell her sooner, young-one," he said.Across the Fruited Plain|Florence Crannell Means
I used to wish and wish for her, like a young-one wishin' on a load of hay, or the first star at night, or somethin'.
"Let's go out to the barn and find the young-one ourselves," said the Captain.Mary-'Gusta|Joseph C. Lincoln