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

News alerts in your inbox: Don't miss the important news of the day. —Daily Briefing, AZCentral.com, 17 Aug. 2025

Click here to sign up to receive it directly to your inbox. —Holly Shand, New York Times, 15 Aug. 2025

Sign up to receive future editions, straight to your inbox. —Diana Olick, CNBC, 15 Aug. 2025

Have the latest Reality Checks delivered to your inbox with our free newsletter. —Eric Adler, Kansas City Star, 15 Aug. 2025

Look for this newsletter in your inbox Monday through Friday. —Blake Toppmeyer, USA TODAY, 14 Aug. 2025

Better Yet shows up in your inbox, please add noreply.usatoday.com to your contacts. —Sam Woodward, USA Today, 13 Aug. 2025

The time is coming when most people will not believe anything that lands in their inbox or shows up in a social feed. —Dr. Diane Hamilton, Forbes.com, 13 Aug. 2025

Click here to subscribe and get it in your inbox every Tuesday. —Maria Gracia Santillana Linares, Forbes.com, 5 Aug. 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