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

Even small exterior details like doors, mailboxes, cameras, or landscaping can violate HOA rules. —Sheila Kim, The Spruce, 15 Jan. 2026

The city's website says homeowners need to keep fire hydrants clear of snow and ensure mailboxes are accessible to mail carriers. —Chris Mueller, Sioux Falls Argus Leader, 13 Jan. 2026

Allow time for the refund check to reach your bank account or mailbox. —Haadiza Ogwude, Cincinnati Enquirer, 12 Jan. 2026

Investigators used traffic cameras to track down an entire cluster of mailboxes stolen from where it was installed along a Roseville street and taken away in the trunk of car before police found it being used as a nightstand in a Sacramento home. —Rosalio Ahumada, Sacbee.com, 9 Jan. 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
• 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