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

Get Morning Squawk directly in your inbox CNBC's Morning Squawk recaps the biggest stories investors should know before the stock market opens, every weekday morning. —Alex Harring, CNBC, 28 Apr. 2026

To get this newsletter in your inbox, click here. —Assistant Sports Editor, Los Angeles Times, 28 Apr. 2026

Stay in the know Want Charlotte food intel like this in your inbox every day? —Charlotte Observer, 28 Apr. 2026

Sign up here to get it in your inbox. —Elizabeth Robinson, NBC news, 28 Apr. 2026

Also,click here to subscribe to our newsletter, bringing our top stories of the week straight to your inbox. —Kelsey Monstrola, USA Today, 28 Apr. 2026

To receive Morning Links in your inbox every weekday, sign up for our Breakfast with ARTnews newsletter. —Devorah Lauter, ARTnews.com, 28 Apr. 2026

Sign up to receive it in your inbox. —David Remnick, New Yorker, 28 Apr. 2026

Have the latest Reality Checks delivered to your inbox with our free newsletter. —Ben Wheeler april 27, Kansas City Star, 27 Apr. 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