slacken off slackening • slacker · · · Info · Definitions · Synonyms · Characters · · slacken off · · Text Common · · Latin · · Scripts 11 · · Length 3 · · Syllables Definitions · · · (verb) become less intense. Synonyms: ease up, ease off, slacken off, flag. · · Verb Definition 1 Synonyms · · · ease up · · Synonym 1 ease off · · Synonym 2 flag · · Synonym 3 Characters · · space U+0020 a latin small letter a U+0061 c latin small letter c U+0063 e latin small letter e U+0065 f latin small letter f U+0066 k latin small letter k U+006B l latin small letter l U+006C n latin small letter n U+006E o latin small letter o U+006F s latin small letter s U+0073