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 premiere, Pitt wore a navy blue suit with contrasting black lapels, and matching navy blue slacks, while Ramon went for an airy look that consisted of a sheer baby blue tunic worn with matching sheer pants. —Starr Bowenbank, People.com, 23 June 2025

Klum styled them with a cool denim look, a baby blue bikini, and silver jewelry—a perfect match! —Lena Raab, Glamour, 21 June 2025

Stripes of baby blue, pink and white icing paint the transgender flag on the outside; cutting into the cake reveals the same pattern within. —Sophie Levenson, Chicago Tribune, 17 June 2025

The Drop Fiona Relaxed Linen Dress Linen doesn’t have to come in soft and dainty colorways (even though it’s often associated with a beige or baby blue coastal grandma vibe). —Stephanie Osmanski, Better Homes & Gardens, 13 June 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