chamfer UK /ˈt͡ʃæm.fə/US /ˈt͡ʃæm.fɚ/verb 2noun 1forms 3 verb2 •To cut off the edge or corner of something. •To cut a groove in something. noun1 •An obtuse-angled relief or cut at an edge added for a finished appearance and to break sharp edges. formschamfered · chamfering · chamfers