Synonym: baggy, droopy, dull, hanging, inactive, lax, lazy, loose, slow. Antonym: tight. Similar words: slacken, lack, black, flack, lackey, blacken, lacking, black out. Meaning: [slæk] 
n. 1. 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. a noticeable deterioration in performance or quality 3. a stretch of water without current or movement 4. a soft wet area of low-lying land that sinks underfoot 5. the condition of being loose (not taut) 6. a cord or rope or cable that is hanging loosely. v. 1. avoid responsibilities and work, be idle 2. be inattentive to, or neglect 3. release tension on 4. make less active or fast 5. become slow or slower 6. make less active or intense 7. become less in amount or intensity 8. cause to heat and crumble by treatment with water. adj. 1. not tense or taut 2. lacking in strength or firmness or resilience 3. flowing with little speed as e.g. at the turning of the tide 4. lacking in rigor or strictness.
n. 1. 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. a noticeable deterioration in performance or quality 3. a stretch of water without current or movement 4. a soft wet area of low-lying land that sinks underfoot 5. the condition of being loose (not taut) 6. a cord or rope or cable that is hanging loosely. v. 1. avoid responsibilities and work, be idle 2. be inattentive to, or neglect 3. release tension on 4. make less active or fast 5. become slow or slower 6. make less active or intense 7. become less in amount or intensity 8. cause to heat and crumble by treatment with water. adj. 1. not tense or taut 2. lacking in strength or firmness or resilience 3. flowing with little speed as e.g. at the turning of the tide 4. lacking in rigor or strictness. 
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181. I'm a cheeky boi; i cut slack and like to test the waters. if you are not watchful, I'll climb over your head.
182. In spot checking, when the ash yield of raw coal is controlled below 33%, 50% of slack coal can be washed, and the economic benefits of washing slack coal with different ratios are anlysised.
183. Since when do you need a doctor's note to slack off?
184. Slack water usually happens near high tide and low tide.
185. His face was coarse - slack from illness, suffering, and absurdity.
186. "Slack Winter Learning"can be defined as an education model, which was carried out in slack time of winter and aimed to organize rural people to learn.
187. Efficacy on skin:mild astringe effect, tighten slack skin, effective in removal of wart species.
188. In other words, firms pursuing innovation would like to maintain financial slack through equity financing.
189. The invention relates to trig moment stepless adjusting permanent-magnet slack adjuster.
190. Are you using your slack time (or just plain old after-work spare time) to build your skills or reputation right now? Let's hear what approach you've taken in the comments.
191. When practicing you shouldn't keep a slack hand, or your practice will mean nothing.
192. Add to that fatalistic attitudes, inadequate emergency services, slack (or corrupt) law enforcement and an often startling array of human and motorised traffic moving at different speeds.
193. It's natural to slack off towards end of a had day's work.
194. Efficiencies: Soundly renew skin, intensify dermal cell tissue, improve slack skin, raise elasticity and density, smoothen wrinkle, restore skin resilience.
195. Granting slack time is also common practice in some of the world's most inventive firms.
195. Wish you will love sentencedict.com and make progress everyday!
196. The motion of the slack diaphragm is transmitted through a mechanical linkage to an indicating scale.
197. China once could wave off complaints about its currency policies, arguing that it was a developing nation entitled to a bit of slack from its Western customers.
198. To recover from the fade , pull one line and slack on the other to make the kite barrel roll.
199. The effect of liquid ammonia treatment under slack and tight tension on the mechanical properties and dyeing behaviour of ramie woven fabric is investigated.
200. To dissocial and slack patient, should supervise and urge its attend simple recreational and sports activities, avoid lie in bed all day.
201. Armhole ruler. Used for lapel , elbow , skirt , slack , trouser , or anywhere a special contour is needed.
202. Each time the current changes directions , a period of no current , known as slack water, intervenes.
203. The Lord is not slack concerning His promise, as some count slackness.
204. When a collision occurs, the shoulder belt tightener compensates for "belt slack" and "film-reel effect" by retracting and tightening the belt strap.
205. Patient carelessly clean sanitation, do not bathe for a long time, not do up one's hair, the life is slack, all day faineant, slow-witted sit or lie in bed.
206. Skin itself can look rough and leathery or loose and slack - all thanks to the sun.
207. Agricultural production is both year - round and highly seasonal; strictly speaking, there is no slack season.
208. A slack closestool, a month wants leakage to drop ten tons of water.
209. The effects of the solvent ratio, the dilution solvent ratio and deoiling temperature on the slack wax deoiling were examined.
210. Drawing on the behavioral theory of the firm, we developed a set of hypotheses involving downside risk, return, and organizational slack.
More similar words: slacken, lack, black, flack, lackey, blacken, lacking, black out, for lack of, blackleg, blacking, jet black, blackball, black hand, black hole, in the black, black list, black sheep, blackbody, blackface, blackmail, blacklist, blackness, lacklustre, blacksmith, lackluster, a black sheep, blackberry, black magic, black horse.