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Definition of lunchbox

lunchbox

/ˈlʌntʃˌbɑːks/
lunch · box
Plural:lunchboxes
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lunchbox Lexical Profile

lunchbox Game Scores & Validity

• noun

1

A small container, typically made of plastic or metal, used for carrying a packed midday meal to school or work.

Example

"She made sure to pack a sandwich and a sliced apple in her son's lunchbox before he left for school."

Synonyms
View all synonyms for lunchbox

Word Nuance & Usage

Frequently written as two words ('lunch box'), though the closed compound ('lunchbox') is heavily favored as the modern standard.

• Nearby Words

lunaria
lunatic
lunch
lunchbox
lunchbreak
luncheon
luncheonette

Word Origin & Etymology

A compound of 'lunch' and 'box', first emerging in American English during the late 19th century when metal containers were popularly adopted by workers and schoolchildren for transporting meals.

Usage Trend

Historical frequency of usage in published text.

180019102020
Data source: Google Books Ngram Viewer

Cite this Entry

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