filets

noun

1. A headband; a ribbon or other band used to tie the hair up, or keep a headdress in place, or for decoration.
2. A fine strip of any material, in various technical uses.
3. A heavy bead of waterproofing compound or sealant material generally installed at the point where vertical and horizontal surfaces meet.
4. (drafting, CAD) A rounded relief or cut at an edge, especially an inside edge, added for a finished appearance and to break sharp edges.