mailbox

noun

mail·​box ˈmāl-ˌbäks 

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

Little is more magical than opening the mailbox and seeing the handwriting of a loved one. — Greta Cross, USA Today, 21 Aug. 2026

Coinbase and Its Partner Traced the Operation Coinbase and its partner DarkTower traced the operation's infrastructure to a domain registered through a Hong Kong registrar, just days before the letters began arriving in mailboxes. — Shehan Chandrasekera, Forbes.com, 20 Aug. 2026

Even the Johnston home’s brass door handles and the front porch mailbox are original. — Matthew Adams, Fort Worth Star-Telegram, 13 Aug. 2026

The show has Bret finding the tape in his mailbox and listening to the torture while Matt was still alive and being held captive. — Entertainment Weekly, 13 Aug. 2026

Word History

First Known Use

1868, in the meaning defined at sense 1

Rhymes for mailbox

• botox
• checkbox
• comox
• cornstalks
• cowpox
• crosswalks
• deadlocks
• detox
• feedstocks
• gearbox
• hemlocks
• icebox

Kids Definition

mailbox

noun

mail·​box ˈmā(ə)l-ˌbäks 

1

: a public box in which to place outgoing mail

2

: a private box (as on a house) for the delivery of incoming mail

3

: a computer file in which email is collected