verb slack·en \ˈsla-kən\

: to become slower or less active : to slow down

: to make (something) slower or less active

: to become less tight or to make (something) less tight

slack·enedslack·en·ing \ˈsla-kən-iŋ\

Full Definition of SLACKEN

transitive verb
:  to make less active :  slow up <slacken speed at a crossing>
:  to make slack (as by lessening tension or firmness) <slacken sail>
intransitive verb
:  to become slack or slow or negligent :  slow down
:  to become less active :  slack

Examples of SLACKEN

  1. Sales show no sign of slackening.
  2. As he began to relax, his grip on the steering wheel slackened.
  3. The captain ordered us to slacken the sails.

First Known Use of SLACKEN

14th century

Related to SLACKEN

ease, loosen, relax, slack
strain, stretch, tense, tension, tighten
See Synonym Discussion at delay

Rhymes with SLACKEN


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