noun (used with a singular or plural verb)

exercises to help someone lose or control weight.

Origin of slimnastics

1965–70; blend of slim and gymnastics Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Related Words for slimnastics

drill, exercise, step, workout, slimnastics

Word Origin and History for slimnastics

1967 (with an isolated use from 1959), from slim (adj.) + ending abstracted from gymnastics.

Online Etymology Dictionary, © 2010 Douglas Harper