Quantcast
Merriam-Webster Logo
  • Dictionary
  • Thesaurus
  • Medical
  • Scrabble
  • Spanish Central
  • Learner's Dictionary

instant messaging

noun

Simple Definition of instant messaging

  • : a system for sending messages quickly over the Internet from one computer to another computer

Source: Merriam-Webster's Learner's Dictionary

Full Definition of instant messaging

  1. :  a means or system for transmitting electronic messages instantly

instant message noun or verb

1995

First Known Use of instant messaging

1995


INSTANT MESSAGING Defined for Kids

instant messaging

noun instant mes·sag·ing \-ˈme-si-jiŋ\

Definition of instant messaging for Students

  1. :  a system for sending messages quickly over the Internet from one computer to another




Seen and Heard

What made you want to look up instant messaging? Please tell us where you read or heard it (including the quote, if possible).

WORD OF THE DAY

marked by propriety and good taste

Get Word of the Day daily email!

WORD GAMES

Take a 3-minute break and test your skills!

image567572573

Which of these is a synonym of unctuous?

angry maudlin oily prompt
Name That Thing

Test your visual vocabulary with our 10-question challenge!

TAKE THE QUIZ
SCRABBLE® Sprint

Test Your Knowledge - and learn some interesting things along the way.

TAKE THE QUIZ