the act of killing one's father, mother, or other close relative. 2. a person who commits such an act.
Slack time is a very integral part of the project process and it must be clearly shown on the PERT chart. Ignoring slack time can lead to consequences that may compromise the overall performance and efficiency of the project.
Princeton's WordNet(5.00 / 1 vote)Rate this definition: 1  slack(noun) dust consisting of a mixture of small coal fragments and coal dust and dirt that sifts out when coal is passed over a sieve. 2  slump, slack, drop-off, falloff, falling off(noun) a noticeable deterioration in performance or quality.