baby blue

noun

1

: a pale blue

2

baby blues plural : blue eyes

She's a zaftig woman, with long red hair and a pale rose complexion setting off those baby blues.

—Michele Kort

3

baby blues plural in form but singular or plural in construction : a feeling of sadness that is experienced by a woman shortly after giving birth, that is typically accompanied by other symptoms (such as mood swings, crying spells, and insomnia), and that usually lasts less than two weeks : postpartum blues

Baby blues isn't an illness or even a proper psychiatric diagnosis, it is simply a way that people have tried to describe unpleasant feelings that occur shortly after having a baby and tend to resolve in a few days.

—Jackie Ganley

—usually used with the

a case of the baby blues

compare postpartum depression

Examples of baby blue in a Sentence

She gazed into his baby blues.

She had a bad case of the baby blues.

Recent Examples on the Web

For that, the SKIMS mogul donned a baby blue vintage Christian Dior by John Galliano gown from the house's Spring/Summer 2000 collection, per Vogue. —Becca Longmire, PEOPLE, 22 Oct. 2025

Dressed in a plain baby blue spaghetti-strap top, the 31-year-old is having her glam squad ready her, meticulously curling her waist-length extensions and sharpening her cat-eye eyeliner. —Isabela Raygoza, Billboard, 16 Oct. 2025

This zip-up style hit the runway in multiple color combinations, including the baby blue suede and shiny red version pictured above. —Jaden Thompson, Footwear News, 7 Oct. 2025

Back in the day, bright, baby blue shades were opaquely swiped across the lid for an almost pop art-esque aesthetic. —Pia Velasco, Allure, 6 Oct. 2025

Word History

First Known Use

1859, in the meaning defined at sense 1

Rhymes for baby blue

• accrue
• ado
• ainu
• aircrew
• airscrew
• anew
• askew
• baboo
• babu
• bamboo
• beaucoup
• bijou