Definition of jumping jack
1 : a toy figure of a man jointed and made to jump or dance by means of strings or a sliding stick
2 : a conditioning exercise performed from a standing position by jumping to a position with legs spread and arms raised and then to the original position
Examples of jumping jack in a sentence
We did a few jumping jacks to warm up.
First Known Use of jumping jack
JUMPING JACK Defined for English Language Learners
Definition of jumping jack for English Language Learners
: an exercise in which a standing person jumps to a position with the legs and arms spread out and then jumps back to the original position
JUMPING JACK Defined for Kids
Definition of jumping jack for Students
: an exercise in which a person who is standing jumps to a position with legs and arms spread out and then jumps back to the original position
Seen and Heard
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