slack

slack

verb

Definition of SLACK

to make less taut <the skipper ordered the crew to slack off the sheets on the mainsail>

Synonyms ease, loosen, relax, slack

Related Words detach, free, unbind, undo, unfasten, untie

Near Antonyms attach, bind, fasten, tie; constrain, restrain

Antonyms strain, stretch, tense, tension, tighten