[fell] n [ME, fr. OE; akin to OHG fel skin, L pellis] (bef. 12c) 1: skin, hide, pelt
2: a thin tough membrane covering a carcass directly under the hide
[2]fell vt [ME, fr. OE fellan; akin to OE feallan to fall--more at fall] (bef. 12c) 1 a: to cut, knock, or bring down b: kill
2: to sew (a seam) by folding one raw edge under the other and sewing flat on the wrong side -- fell.able adj -- fell.er n [3]fell past of fall [4]fell adj [ME fel, fr. MF, fr. OF--more at felon] (14c) 1 a: fierce, cruel, terrible b: sinister, malevolent "a ~ purpose" c: very destructive: deadly "a ~ disease"
2. Scot: sharp, pungent -- fell.ness n -- fel.ly adv -- at one fell swoop or in one fell swoop : all at once; also: with a single concentrated effort [5]fell n [ME, fr. ON fell, fjall mountain; akin to OHG felis rock] (14c) dial Brit: a high barren field or moor