instant messaging

American  

[in-stuhnt mes-ij-ing] / ˈɪn stənt ˈmɛs ɪdʒ ɪŋ /

noun

Digital Technology.

1. a system for exchanging typed electronic messages instantly via the internet or a cellular network, using a shared software application on a personal computer or mobile device. IM

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instant messaging British  

noun

1. Abbreviation: IM.  computing the online facility that allows the instant exchange of written messages between two or more people using different computers or mobile phones

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instant messaging Cultural  

1. A computer communications program that allows people to send and receive typed messages very rapidly. It is often used for online “chats.”

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Etymology

Origin of instant messaging

First recorded in 1995–2000

Example Sentences

When downloaded, OpenClaw can be connected to existing AI models and given simple instructions through instant messaging apps, as if to a friend or colleague.

From Barron's • Mar. 30, 2026

Doing so allows us to meet in person, which experts agree should be the priority - even more so in our age of instant messaging.

From BBC • Oct. 12, 2025

The concept was simple but well ahead of its time: bring chatbots to instant messaging platforms.

From Slate • Aug. 12, 2025

Many now use social media and instant messaging platforms such as WhatsApp and Facebook to connect with customers.

From Seattle Times • May 25, 2024

Take instant messaging, which the 2004 report found to be in 60 percent of homes with children, but that hadn’t been in virtually any home five years earlier.

From "A Deadly Wandering: A Mystery, a Landmark Investigation, and the Astonishing Science of Attention in the Digital Age" by Matt Richtel