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slimnastics

American  
[slim-nas-tiks] / slɪmˈnæs tɪks /

noun

(used with a singular or plural verb)

  1. exercises to help someone lose or control weight.

Etymology

Origin of slimnastics

1965–70; blend of slim and gymnastics

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.