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

Subscribe to our free newsletter to get your unique weekly horoscope delivered straight to your inbox. —Lex Goldstein, PEOPLE, 24 Nov. 2025

Have the latest Reality Checks delivered to your inbox with our free newsletter. —Kacen Bayless, Kansas City Star, 24 Nov. 2025

Sign up to get crime news sent straight to your inbox each day. —Lauren Penington, Denver Post, 24 Nov. 2025

Sign up here to get stories like this sent to your inbox. —Philip Elliott, Time, 24 Nov. 2025

Sign up to receive it in your inbox. —Cressida Leyshon, New Yorker, 23 Nov. 2025

Are those Black Friday deals crowding your inbox, mailbox flyers and store window signs really worth your attention? —Howard Cohen, Miami Herald, 22 Nov. 2025

Get weekly deals, trends and product recommendations from USA TODAY Shopping delivered straight to your inbox. —Paige Moore, AZCentral.com, 22 Nov. 2025

Also,click here to subscribe to our newsletter bringing our top stories of the week straight to your inbox. —Seth Carnell, USA Today, 21 Nov. 2025

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