Dictionary

instant messaging

noun

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

Full Definition of INSTANT MESSAGING

:  a means or system for transmitting electronic messages instantly
instant message noun or verb
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First Known Use of INSTANT MESSAGING

1995
INSTANTMESSAGING Defined for Kids

instant messaging

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

Definition of INSTANT MESSAGING for Kids

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

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