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

Given that three-quarters of Canadians already receive mail through community, apartment or rural mailboxes, Ottawa indicates the conversions would save nearly $400 million annually. —Glenn Taylor, Sourcing Journal, 26 Sep. 2025

Deputies arrived on the scene and found the suitcase near his mailbox. —Tj MacIas, Kansas City Star, 26 Sep. 2025

The mailbox was stuffed full of letters from girls. —Janelle Ash, FOXNews.com, 23 Sep. 2025

The small piece of information resulted in purple shirts being made and purple bows being added to mailboxes around town in her support. —Tabitha Parent, PEOPLE, 18 Sep. 2025

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
• firebox
• gearbox
• hemlocks

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