IMDb is the world's most popular and authoritative source for movie, TV and celebrity content. Find ratings and reviews for the newest movie and TV shows. Get personalized recommendations, and learn where to watch across hundreds of streaming providers. In this article, you will learn about the history of instant messaging and how it works. You will also learn what the major IM programs are, what makes them different from each other and what the future holds for IM. This disambiguation page lists articles associated with the title IM. If an internal link incorrectly led you here, you may wish to change the link to point directly to the intended article. Discover how instant messaging works in this guide to IM technology. Learn about text-based communication, popular IM tools, and chat features. Instant messaging (IM), sometimes also called messaging or texting , consists of computer-based human communication between two users (private messaging) or more (chat room or group ) in real-time, allowing immediate receipt of acknowledgment or reply. IM is short for instant message, a message directly sent from one person to another. IM is also short for Instant Messenger, a program that connects users to the Internet or network to send text messages. In this guide, you’ll learn exactly what “IM” means in text, where it came from, how people use it today, and what it reveals about online culture and communication habits. The meaning of IM is to send an instant message to. How to use IM in a sentence. instant messaging (IM), form of text-based communication in which two people participate in a conversation over their computers or smartphones via an Internet -based chat room or application. IMVU is a 3D Avatar Social App that allows users to explore thousands of Virtual Worlds or Metaverse, create 3D Avatars, enjoy 3D Chats, meet people from all over the world in virtual settings, and spread the power of friendship.