upside down Hear it!

upside down definition

upside down

  1. with the top side or part underneath or turned over; inverted
  2. in disorder; topsy-turvy

Etymology: ME up so doun, lit., up as if down: altered by folk etym.

Related Forms:

Webster's New World College Dictionary Copyright © 2005 by Wiley Publishing, Inc., Cleveland, Ohio.
Used by arrangement with John Wiley & Sons, Inc.

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