I've known her since she was 'a babe in arms'. [=a baby who is carried in the arms of an adult; an infant]
When I began my political career, I was a mere 'babe in the woods'.
Hey 'babe', how've you been?
(..) Listen, you want some leftovers? I made some African food. There's yambalas and sambusa. Sweetie. - Are you coming back to bed? - Yeah, yeah. I'll be right there, babe. Hi, Elaine. What did you think of the coffee table? It's invisible. So is everything cool or what? (..)1991 TvShow: Seinfeld Title: The Truth Season: 3 Episode 2