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From NBC's public service advertisements. During the short clip a celebrity personality will state some fact, followed by the ending "The More You Know" sequence.

Can be used as a sarcastic response to learning some typically useless knowledge, trivia or fact.
Bill: Its recommended to drink 6 glasses of water a day
Me: "The more you know"
by J. Ev. March 06, 2008
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2
A reference to NBC public service announcements which would feature celebrities reciting a random (usually touching) fact, followed by the statement, "The More You Know."

Thus, a person may say this after reciting something that is not necessarily useful to the listener. It may also indicate that the user does not expect a response from the listener.

Often rendered like a tag, e.g. #themoreyouknow.
Phil: Sup dude?
Bryan: chilling.
Bryan: brb, gotta poop
Bryan: The more you know.
Phil: ...
by IAmLordDumbledore February 08, 2011
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4
When you find out something that was sort of obvious and you feel like an idiot, but you also realize you're probably not the only one who didn't know that thing, so you share it because same
Oh, that answer was right under my nose, #themoreyouknow.
via giphy
by WebDevGurl June 19, 2018
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