inbox

noun

in·​box ˈin-ˌbäks 

variants or in-box

plural inboxes or in-boxes

1

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

2

: 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

Sign up here to get it in your inbox. —Elizabeth Robinson, NBC news, 12 May 2026

To receive Morning Links in your inbox every weekday, sign up for our Breakfast with ARTnews newsletter. —Devorah Lauter, ARTnews.com, 12 May 2026

Sign up to receive it in your inbox. —Akash Kapur, New Yorker, 12 May 2026

Find previous questions here, and to get Atlantic Trivia in your inbox every day,sign up for The Atlantic Daily. —Drew Goins, The Atlantic, 12 May 2026

Have the latest Reality Checks delivered to your inbox with our free newsletter. —Kacen Bayless, Kansas City Star, 12 May 2026

Sign up today for a weekly math essay and puzzle in your email inbox. —Manon Bischoff, Scientific American, 12 May 2026

Sign up here to receive Red Light directly in your inbox. —Sean McIndoe, New York Times, 12 May 2026

Shelby Knowles | Bloomberg | Getty Images A version of this article first appeared in CNBC's Healthy Returns newsletter, which brings the latest healthcare news straight to your inbox. —Annika Kim Constantino, CNBC, 12 May 2026

Word History

First Known Use

1958, in the meaning defined at sense 1

Kids Definition

in-box

noun

ˈin-ˌbäks 

: a receptacle for incoming letters between offices in an organization

also : a computer folder for incoming email