View definitions for slack up

slack up

verb as in lessen

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"An' another thing about this pony o' mine, he'll never slack up on a rope," continued Dan.

Slack up, if you please, and let me have all the line you can, without casting off from your body.

He was a medical man, past forty, beginning to slack up a little in his elasticity and strength.

A little later the Coyote obviously had to slack up to keep from running away altogether.

Ill let her run at this rate for a while, and then well slack up.

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On this page you'll find 63 synonyms, antonyms, and words related to slack up, such as: abate, curtail, decrease, dilute, diminish, and dwindle.

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