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jumping jack

a toy consisting of a jointed figure that is made to jump, move, or dance by pulling a string or stick attached to it.
Also called side-straddle hop [sahyd-strad-l] /ˈsaɪdˈstræd l/ (Show IPA). a conditioning exercise performed by starting from a standing position with legs together and arms resting at the sides and then jumping to a position with the legs spread apart and out to the sides while simultaneously extending the arms out from the sides to an overhead position with the hands touching and finishing by reversing these movements to return to the starting position.
Origin of jumping jack
An Americanism dating back to 1860-65 Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2018.
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Examples from the Web for jumping jack
Contemporary Examples
Historical Examples
  • His long legs were working like those of a jumping jack, and though astride of the burro, Juan was walking at a lively pace.

  • Press the lower ends of the frame together to make the jumping jack perform.

    Primary Handwork

    Ella Victoria Dobbs
  • There was a toy balloon, a beetle that ran all over the room in a life-like manner, a jumping jack, and some popcorn balls.

    The Story of the Big Front Door Mary Finley Leonard
  • He was hastening toward the dining room door, but Primmie, dancing up and down like a jumping jack, barred his way.

    Galusha the Magnificent Joseph C. Lincoln
  • His other hand caught me by the seat of the pants and he danced me into the room like a jumping jack.

    Highways in Hiding George Oliver Smith
  • The great quotation board, with that jumping jack of a boy bobbing up and down on the platform before it, is of solid mahogany.

  • Suddenly the little man danced up and down like a jumping jack, shot his arms in the air and waved them wildly.

    A Voyage with Captain Dynamite Charles Edward Rich
  • Zack took one swift step sideways and brought the butt of his pistol down on the jumping jack's head.

    Bring Me His Ears Clarence E. Mulford
British Dictionary definitions for jumping jack

jumping jack

a firework having a long narrow tube filled with gunpowder, folded like an accordion so that when lit it burns with small explosions causing it to jump along the ground
a toy figure of a man with jointed limbs that can be moved by pulling attached strings
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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