kiddo

noun

Etymology: From kid + -o; see kid (“child”).

1. A close friend; especially used as a form of address.

   “Okay, kiddo, I gotta run.”

   ““Hey, Rick.” “Oh, hey, kiddo. How's your Saturday?” “You know, super chill. W-W-Whatcha doin'?” “Eh, nothing adventurous. You know that race of Underground Dwelling Cannibal Horse People that we're always fighting?” “Yeah, the CHUDs. W-W-What about 'em? “Well, don't tell anybody, but I'm working on a bioweapon to use against them, so I got this barrel of horse semen from your mom's hospital and I'm just gonna, you know, subject it to some otherworldly forces.””

2. A child.

   “The books say it's normal. Toddlers often stop napping around this age, and the average amount of sleep needed by a two-year-old is between nine and thirteen hours. My kiddo cuts logs for twelve hours at a stretch, so she's plenty rested.”