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Definition of pillbox

pillbox

/ˈpɪlˌbɑːks/
pill · box

Plural:pillboxes
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pillbox Lexical Profile

pillbox Game Scores & Validity

• noun

1

A small, shallow container, often with separate compartments, used for storing and organizing medicinal pills or tablets.

Example

"My grandfather uses a weekly plastic pillbox to keep track of his morning and evening vitamins."


2

A low, enclosed, reinforced concrete fortification or guard post, typically circular or hexagonal, equipped with narrow loopholes through which weapons may be fired.

Example

"Historians documented several overgrown concrete pillboxes along the coastline that had been built for defense during the war."


3

A small, brimless woman's hat with upright sides and a flat crown, shaped like a traditional cylindrical container.

Example

"The vintage wool pillbox became an iconic fashion statement in the early 1960s."

Synonyms
View all synonyms for pillbox

• Rhymes for pillbox

Word Origin & Etymology

Formed in the 18th century as a compound of 'pill' and 'box' for a cylindrical medicinal container; the military fortification sense arose during World War I from the structure's resemblance to traditional round cardboard pillboxes.

Cite this Entry


Wordmom. (2026). Definition of Pillbox. In Wordmom Dictionary. Retrieved Nov 5, 2026, from https://wordmom.com/dictionary/pillbox
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