a stretch of water without current or movement
- "suddenly they were in slack water"
the condition of being loose (not taut)
- "he hadn't counted on the slackness of the rope"
a cord or rope or cable that is hanging loosely
- "he took of the slack"
avoid responsibilities and work, be idle
be inattentive to, or neglect, as of duties: "He slacks his attention"
release tension on
- "slack the rope"
make less active or fast
- "He slackened his pace as he got tired"
cause to heat and crumble by treatment with water, as of lime
flowing with little speed as e.g. at the turning of the tide
- "slack water"