jumping jack

/JH AH1 M P IH0 NG JH AE1 K/
noun
  1. 1

    A physical exercise performed by jumping to a position with the legs spread wide and the hands touching overhead and then returning to a position with the feet together and the arms at the sides.

  2. 2

    A toy figure of a person, with jointed limbs, that can be made to jump or dance by means of pulling attached strings.

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Source: https://en.wiktionary.org/wiki/jumping%20jack