thumbs up

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Alternative forms[edit]


With reference to the signal of approval or disapproval used by spectators at a Roman amphitheatre, but sense has been reversed.


thumbs up (plural thumbs up)

  1. A gesture signifying approval or okay; a thumb pointing up out of a fist.
    He smiled and gave a big thumbs up.
  2. (idiomatic) An approval or okay.
    We got the thumbs-up to go ahead with the project.