IDK

Meaning I don't know
Type Acronym
Rank ★ ★ ★  Common
Usage Online Only (chat, messaging, e-mail)
Comments IDK is a popular acronym used to say "I don't know." It is often used as a one word response to a question that you have no answer to. The acronym can be seen almost anywhere online but is most frequently used in online chat and in text messaging. It may also be used by teenagers when they don't want to put forth any effort to communicate or explain how they are feeling.
Updated September 2, 2016
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