Adjective upended has 1 sense
  1. upended - turned up on end
    Antonym:
    inclined (indirect, via horizontal, vertical)
    Antonym: horizontal (indirect, via vertical, inclined)
,Verb upend has 2 senses
  1. upend - become turned or set on end; "the airplanes upended"
    --1 is one way to
    overturn, turn over, tip over, tump over
    Derived form: noun upending1
    Sample sentence:
    Something ----s
  2. upend - set, turn, or stand on end; "upend the box and empty the contents"
    --2 is one way to
    put, set, place, pose, position, lay
    Derived form: noun upending1
    Sample sentence:
    Somebody ----s something
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