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kiddo

American  
[kid-oh] / ˈkɪd oʊ /

noun

  • kiddos,
    plural
  • kiddoes
    plural
  1. Informal. (used as a familiar form of address.)


Usage

What does kiddo mean? Kiddo is an informal way to refer to or address a child or a person who’s younger than the speaker. It can be used for a person of any gender. It's typically intended to imply familiarity or affection. It's especially used as a familiar way to address one's own child or grandchild. Kiddo is most often used in greetings or friendly speech, as in Hey there, kiddo or We’ll get ’em next time, kiddo.    Kiddo is also often used as a more informal synonym for kid, as in Grandpa is spending time with the kiddos down at the lake. Kiddo can sometimes be used to imply that a person is inexperienced or lacks wisdom, as in Look, kiddo, leave this one to the professionals. Example: Are you ready for the trip to Disneyland with your dad, kiddo?

Other Word Forms

Noun Inflected Forms

Etymology

Origin of kiddo

First recorded in 1880–85; kid 1 + -o

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

See Examples For:

A cleaning tip to liberate your home from sticker tyranny: If you have a kiddo in your life, you know that stickers can magically appear on just about every surface within their arm’s reach.

From Slate Jul. 13, 2026

“You think about a kiddo that maybe is having a hard time moving through their emotions, these are the kiddos that need to move their bodies,” she said.

From Los Angeles Times Jun. 18, 2026

And someday, kiddo, you will appreciate the simple gifts your children give you.

From The Wall Street Journal Nov. 28, 2025

“They came in to see me just paying out of pocket because the kiddo needed a physical and needed to get checked before going to school.”

From Seattle Times Nov. 2, 2023

“Listen, kiddo, you look Principal Peattie in the eye!”

From "Okay for Now" by Gary D. Schmidt

"We will have an Officer stationed at some of the schools to assist in reassuring everyone that the kiddoes are safe," the post said.

From BBC Dec. 17, 2021

“You think about a kiddo that maybe is having a hard time moving through their emotions, these are the kiddos that need to move their bodies,” she said.

From Los Angeles Times Jun. 18, 2026

“It sucks when Sunday morning chocolate chip pancakes for the kiddos all of a sudden ends up in the ‘discretionary spending’ category of the budget.”

From MarketWatch Apr. 3, 2026

Miss Nancy, the host of the early-TV kids’ show “Romper Room,” had a magic mirror that allowed her to see all the kiddos watching at home.

From The Wall Street Journal Dec. 4, 2025

Grab-N-Go salads aren’t just easy to toss into your kiddos’ lunchbox — they also ensure that your kiddos are getting their necessary servings of veggies during the school day.

From Salon Aug. 22, 2025

All the kiddos, everyone but me, who is horrified at this clown, jump up and down like he’s handing out chocolate-covered cotton candy, and Uncle Robert takes Shawn’s hand and starts toward the lineup.

From "Better Nate Than Ever" by Tim Federle

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