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?
(..) It's okay. Laurel's not far. Yeah, but-- You should go home. What's goin' on? We'll take over from here, babe. Look, Dana, let's just forget it. Why don't we go for a ride? You watch too many corny movies. (..)1996 Foxfire