kiddo

noun

kid·​do ˈki-(ˌ)dō 

plural kiddos

1

—used as a familiar form of address

you'll be OK, kiddo

2

: child, kid

Synonyms

• kid
• child

Examples of kiddo in a Sentence

let's go out to a restaurant where there won't be any screaming kiddos running around

Recent Examples on the Web

This Pixar masterpiece is a must-watch for the kiddos during the Halloween season, and adults can appreciate the recognizable voice cast of Billy Crystal, John Goodman, Steve Buscemi and more. —Keith Langston, PEOPLE, 27 Oct. 2025

It’s made of dense foam pieces, including a base, cushion and two triangle pillows, allowing kiddos to create forts and obstacle courses along with sturdy, comfortable seating. —Bestreviews, Mercury News, 23 Oct. 2025

Nothing’s more fun than introducing your kiddo to classic holiday characters. —Stephanie McNeal, Glamour, 22 Oct. 2025

From the end of September until Halloween, Lorrie Scott can usually be found decorating her Ramona home in preparation for a crowd of costumed kiddos. —Regina Elling, San Diego Union-Tribune, 21 Oct. 2025

Word History

Etymology

kid entry 1

First Known Use

1905, in the meaning defined at sense 1

Rhymes for kiddo

• widow

Kids Definition

kiddo

noun

kid·​do ˈkid-(ˌ)ō 

: child sense 2, kid