shake-a-leg en · NOUN
Meanings
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(Australia, uncountable) A traditional Aboriginal dance involving rapid movements of the knees.
Pretty Mary's clapsticks rang out over the grave while Donny danced shake-a-leg with his father for the very first time and the sight of it made everybody cry, even Kerry.
2018, Melissa Lucashenko, Too Much Lip, University of Queensland Press, published 2023, page 296: