Slackisanadjectivethatreferstosomethingbeingloose,depressed,lazy,orslow.Asanoun,itcanmeanaloosepart,asurplus,oracoalchip.Asaverb,"toslack"meanstomakearopelooseortoworklazily.Forexample,"Hehadneverletaforemanseehimslacking"showsthathehadneverbeencaughtbeinglazybyhissupervisor.Somecommonphrasesusing"slack"include"sl