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Definition of lunchbox
lunchbox
/ˈlʌntʃˌbɑːks/
lunch · box
Plural:lunchboxes
lunchbox Lexical Profile
CEFR
A2
Grade
1
Tier
1
Usage
Top 5k
lunchbox Game Scores & Validity
Scrabble US
Scrabble UK
WWF
Wordle Guess
• 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 lunchboxWord Nuance & Usage
Frequently written as two words ('lunch box'), though the closed compound ('lunchbox') is heavily favored as the modern standard.
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 Oct 16, 2026, from https://wordmom.com/dictionary/lunchbox