pillbox

noun

pill·​box ˈpil-ˌbäks 

1

: a box for pills

especially : a shallow round box of pasteboard

2

: a small low concrete emplacement for machine guns and antitank weapons

3

: a small round hat without a brim

specifically : a woman's shallow hat with a flat crown and straight sides

Examples of pillbox in a Sentence

Recent Examples on the Web

For the mom-of-three, that meant a powder blue a-line dress coat paired with a matching pillbox hat, clutch, and stilettos; Charlotte, meanwhile, opted for a floral dress, a navy cardigan, ribbed tights, and mary-jane shoes. —Emma Banks, InStyle, 12 Apr. 2026

The star accessorized with a black pillbox hat and opera gloves. —Catherine Santino, PEOPLE, 2 Apr. 2026

Use organizer tools, like a pillbox or blister packs, to have all your doses in one place. —Kirstyn Hill, Health, 1 Apr. 2026

Use a pillbox with separate slots for each day and each time of day, and sort medications weekly into those slots. —Nicole Villalpando, Austin American Statesman, 24 Mar. 2026

Word History

First Known Use

1702, in the meaning defined at sense 1

Rhymes for pillbox

• botox
• checkbox
• comox
• cornstalks
• cowpox
• crosswalks
• deadlocks
• detox
• feedstocks
• firebox
• gearbox
• hemlocks

Kids Definition

pillbox

noun

pill·​box ˈpil-ˌbäks 

1

: a small usually shallow box for pills

2

: a small low fortification for machine guns and antitank weapons

3

: a small round hat without a brim