/slæk/
noun
The part of anything that hangs loose, having no strain upon it.A tidal marsh or shallow that periodically fills and drains.adjective
(normally said of a rope) Lax; not tense; not firmly extended.Weak; not holding fast.Lacking diligence or care; not earnest or eager.Not active,successful, or violent.Excess; surplus to requirements.Vulgar; sexually explicit, especially in dancehall music.adverb
Slackly.