Thumbs up

noun

Definitions

Noun
  1. 1
    A gesture signifying approval or okay; a thumb pointing up out of a fist.

    "He smiled and gave a big thumbs up."

  2. 2
    an indication of satisfaction or approval. wordnet
  3. 3
    An approval or okay.

    "We got the thumbs-up to go ahead with the project."

Etymology

Said to refer to the signal of approval or disapproval used by spectators at a Roman amphitheatre, but the directions have been reversed, and the Roman gesture was a bent thumb.

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