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

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

There were white fur stoles and chubbies, a black-and-white topper with a bow, and a matching animal print coat, skirt and pillbox hat. —Martino Carrera, Footwear News, 2 Mar. 2026

One standout look paired them with a crisp white blazer, black heels, a designer bag, and a chic pillbox hat for an elegant, luxe vibe that proves capris can be anything but basic. —Amanda Le, InStyle, 26 Feb. 2026

Use a porcelain pillbox as a tiny treasure chest so the tooth fairy knows exactly where to look. —Kylie Petty, Better Homes & Gardens, 26 Feb. 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