[clum.sy] adj clum.si.er ; -est [prob. fr. obs. E clumse benumbed with cold] (ca. 1598) 1 a: lacking dexterity, nimbleness, or grace "~ fingers" b: lacking tact or subtlety "a ~ joke"
2: awkward or inefficient in use or construction: unwieldy syn see awkward -- clum.si.ly adv -- clum.si.ness n