Definition for slack - Oxford Dictionaries Online (World English)

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	slack2 (slack) Pronunciation: /slak/ noun [mass noun] coal dust or small pieces of coal: the fire was stoked with a mixture of slack and cement Origin: late Middle English: probably from Low German or Dutch		Search results in the dictionary slack¹ slack water cut someone some slack in slack¹ take or pick up the slack in slack¹ More results » More words in this category cheechako doodlebug faceworker heading hydraulic fracturing jumper 2 matte 2 mine dump open-pit pit prop poppet-head potch sidetrack slack 2 sluice spall stamp stope working Nearby Words skyway skywriting SL SLA slab slab avalanche slabbed slabber slack ¹ slack ² slack water slacken slacker slacktivism slag slag heap slag wool slain slainte