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

At Carrier Academy, I was taught to use a knuckle to lift and hold open the mailbox, then turn my wrist to push in the mail. —Literary Hub, 28 July 2025

The universal keys can be used to open blue collection mailboxes. —Hailey Roden, The Enquirer, 24 July 2025

Get an alias email for job applications An alias email address is an additional email address that can be used to receive emails in the same mailbox as the primary email address. —Kurt Knutsson, FOXNews.com, 19 July 2025

Dawber, who had previously had a stalker, told Schaeffer not to put her name on her mailbox or anywhere public. —Alex Gurley, People.com, 18 July 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