lunchbox

American  

[luhnch-boks] / ˈlʌntʃˌbɒks /

noun

1. a small container, usually of metal or plastic and with a handle, for carrying one's lunch from home to school or work.

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lunchbox British  

/ ˈlʌntʃˌbɒks /

noun

1. a container for carrying a packed lunch

2. humorous a man's genitals

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Etymology

Origin of lunchbox

First recorded in 1860–65; lunch + box ¹

Example Sentences

Lozano's laboratory develops, manufactures, and tests electrospray propulsion systems for satellites ranging in size from a lunchbox to a small carry-on suitcase.

From Science Daily • Jun. 10, 2026

For generations of office workers in Mumbai, home-cooked meals have remained deeply tied to family routine, culture and dietary preferences - making the daily lunchbox an essential part of working life in the fast-paced city.

From BBC • May 29, 2026

These geeks – a term I use lovingly, for the most part – protected the notion of canon as fiercely as their lunchbox collections.

From Salon • May 5, 2026

Another of the protesters, Narwin Gil, stopped a policeman from entering the prison with his lunchbox.

From Barron's • Feb. 16, 2026

Alicia, whose mama died, is sorry there is no one older to rise and make the lunchbox tortillas.

From "The House on Mango Street" by Sandra Cisneros