Antonyms for over weight

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Roget's 21st Century Thesaurus, Third Edition Copyright © 2013 by the Philip Lief Group.

EXAMPLES FROM THE WEB FOR OVER WEIGHT

Such a pile, that I almost expected my goods would be over weight.

With the aid of Table V, find out how many pounds you are under weight or over weight.

The man for whom this card was written happened to be over weight and short of training, or he would have had less track work.

Right and left is both monstrous heavy; all over weight, every one on 'em.