WWordGenerator.org GeneratorsWord ListsBlogAboutGenerate a word Home / S / slacken slacken verb 7 letters Scrabble 13 WWF 16 Definitions verb make slack as by lessening tension or firmness remit verb make less active or fast “He slackened his pace as he got tired” relaxslackslack up verb become slow or slower slackslowslow downslow up verb become looser or slack “the rope slackened” Look “slacken” up elsewhere Wiktionary ↗ Merriam-Webster ↗ Etymonline ↗ Dictionary.com ↗ Want another word?Spin the dictionary for a fresh one. Generate a word →