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 all the goodness delivered straight to your inbox. — Tyler Estep, AJC.com, 16 Oct. 2026

Their content gets attention, their inbox has inquiries and discovery calls get booked. — Dr. Sariki Abungwo, Forbes.com, 16 Oct. 2026

Rest assured, Morning Squawk will continue to arrive in your inbox as expected every weekday. — CNBC, 16 Oct. 2026

It is designed to help prepare someone for a meeting, find a flight confirmation buried in an inbox, or help interpret health data collected by an Apple Watch. — Andrew R. Chow, Time, 15 Oct. 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