mail·​box | \ ˈmāl-ˌbäks How to pronounce mailbox (audio) \

Definition of mailbox

1 : a box at or near a dwelling for the occupant's mail
2 : a public box for deposit of outgoing mail
3 : a computer file in which email is collected

Examples of mailbox in a Sentence

On the way to work, I dropped my letters in the corner mailbox. She checked her mailbox daily, hoping for a letter from her son.
Recent Examples on the Web In Texas, a man was arrested in May for allegedly stealing an elderly man’s covid check from his mailbox. Washington Post, "A dispute over splitting a $1,400 stimulus check led to a man shooting four people, family says," 16 Mar. 2021 That means thieves must either collect checks from the mailbox of an identity theft victim, or wait for subsequent weeks’ payments to come online. Mike Rogoway | The Oregonian/oregonlive, oregonlive, "ID theft targeting Oregon jobless claims increased tenfold last year; state won’t say how much it lost," 24 Feb. 2021 Heirloom beans, from Napa Valley to your mailbox Rancho Gordo, in California's Napa Valley, doesn't sell you garden-variety beans. CBS News, "This week on "Sunday Morning" (November 22): The Food Issue," 19 Nov. 2020 Zendaya also posed at the mailbox, dropping off her ballot with her friend Darnell Appling. Christian Allaire, Vogue, "These Celebrities Used Fashion to Encourage Voting," 3 Nov. 2020 Lumpkin, a former Chicago public school teacher, dressed in personal protective equipment from head to toe to drop off her ballot for the 2020 presidential election at the mailbox last week. Scottie Andrew, CNN, "Not even a global pandemic could stop this 102-year-old from voting in this election," 6 Oct. 2020 Meanwhile, at my wife’s church, in the six months it’s been closed, the only big news was the theft of incoming checks that someone stole from the church mailbox. Dallas News, "While one church’s members worship from cars outside, Kenneth Copeland hosts thousands in an arena," 13 Aug. 2020 As the new notices came into his mailbox, Okerblom slipped into journalist mode. John Wilkens, San Diego Union-Tribune, "Why is an Escondido man getting Bay Area bridge-toll bills for a car he sold 11 years ago?," 13 Mar. 2021 Readers loved it – well, except for those cited – and filled my mailbox with entries. Steve Bender, Southern Living, "Yay! It’s Crepe Murder Season!," 25 Feb. 2021

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'mailbox.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of mailbox

1868, in the meaning defined at sense 1

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Time Traveler for mailbox

Time Traveler

The first known use of mailbox was in 1868

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Statistics for mailbox

Last Updated

7 Apr 2021

Cite this Entry

“Mailbox.” Dictionary, Merriam-Webster, Accessed 18 Apr. 2021.

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More Definitions for mailbox



English Language Learners Definition of mailbox

chiefly US
: a public box in which letters and packages are placed to be collected and sent out
: a private box on or near a house in which mail is placed when it is delivered
computers : a computer folder that holds e-mail


mail·​box | \ ˈmāl-ˌbäks How to pronounce mailbox (audio) \

Kids Definition of mailbox

1 : a public box in which to place outgoing letters
2 : a private box (as on a house) for the delivery of incoming letters

More from Merriam-Webster on mailbox

Nglish: Translation of mailbox for Spanish Speakers

Britannica English: Translation of mailbox for Arabic Speakers

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