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in the know

in the know idiom

Privy to special or secret information, as in Not too many people are in the know about this project. [Late 1800s]

The American Heritage® Dictionary of Idioms by Christine Ammer. Copyright © 2003, 1997 by The Christine Ammer 1992 Trust. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

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Browse dictionary definitions near in the know

in the interim
in the interests of
in the interest of
in the hot seat
in the hope
in the hole
in the heat of
in the hands of
in the gutter
in the groove

in the lap of luxury
in the least
in the limelight
in the long haul
in the long run
in the loop
in the lurch
in the main
in the making
in the market for

in the know

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