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

Invites for end-of-the-year festivities were rolling in, filling our mailbox and inbox. —Whitney Roberts, Parents, 5 Dec. 2025

Alternative mailboxes Local small businesses offering private mailboxes are booming in Philly. —Joshua Sidorowicz, CBS News, 5 Dec. 2025

The address of your mover should be a publicly accessible commercial space where the mover’s registration certificate can be displayed, as Florida law requires, not an apartment, virtual office or a mailbox store. —David J. Neal, Miami Herald, 4 Dec. 2025

On the lawn, Santa’s sleigh is parked beside the Macy’s mailbox, waiting for letters to the big guy. —Sacbee.com, 4 Dec. 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