n (context|now|_|rare) A headband; a ribbon or other band used to tie the hair up, or keep a headdress in place, or just for decoration.
n (construction) A heavy bead of waterproofing compound or sealant material generally installed at the point where vertical and horizontal surfaces meet.
n (context|engineering|drafting|CAD) A rounded relief or cut at an edge, especially an inside edge, added for a finished appearance and to break sharp edges.
n A strip or compact piece of meat or fish from which any bones and skin and feathers have been removed.