inbox

noun

in·box ˈin-ˌbäks

variants or in-box

plural inboxes or in-boxes

: a box or tray (as on a desk) for holding incoming interoffice mail

: a computer folder devoted to incoming email

One of my favorite rituals soon became scanning our email inbox, looking for your photographs … and reading the letters you sent …—Amy Virshup

Examples of inbox in a Sentence

Recent Examples on the Web

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Word History

First Known Use

1958, in the meaning defined at sense 1

Time Traveler

The first known use of inbox was in 1958

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Style

“Inbox.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/inbox. Accessed 15 Jul. 2026.

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Kids Definition

in-box

noun

ˈin-ˌbäks

: a receptacle for incoming letters between offices in an organization

also : a computer folder for incoming email

inbox

noun

Examples of inbox in a Sentence

Word History

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Kids Definition

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