A slack period is one in which there is not much work or activity. The workload can be evened out, instead of the shop having busy times and slack periods. = quiet
dust consisting of a mixture of small coal fragments and coal dust and dirt that sifts out when coal is passed over a sieve cause to heat and crumble by treatment with water; "slack lime"
To take up the slack or pick up the slack means to do or provide something that another person or organization is no longer doing or providing. As major airlines give up less-traveled routes, smaller planes are picking up the slack. A mixture of coal fragments, coal dust, and dirt that remains after screening coal
dust consisting of a mixture of small coal fragments and coal dust and dirt that sifts out when coal is passed over a sieve
a cord or rope or cable that is hanging loosely; "he took up the slack" the condition of being loose (not taut); "he hadn't counted on the slackness of the rope" a stretch of water without current or movement; "suddenly they were in slack water" dust consisting of a mixture of small coal fragments and coal dust and dirt that sifts out when coal is passed over a sieve cause to heat and crumble by treatment with water; "slack lime" make less active or fast; "He slackened his pace as he got tired"; "Don't relax your efforts now" release tension on; "slack the rope" be inattentive to, or neglect; "He slacks his attention" avoid responsibilities and work, be idle flowing with little speed as e
make less active or fast; "He slackened his pace as he got tired"; "Don't relax your efforts now"