noun the thread of a screw.
2. fillet ·noun any scantling smaller than a batten.
3. fillet ·vt to bind, furnish, or adorn with a fillet.
4. fillet ·noun the raised molding about the muzzle of a gun.
5. fillet ·noun a border of broad or narrow lines of color or gilt.
6. fillet ·noun a little band, especially one intended to encircle the hair of the head.
7. fillet ·noun a piece of lean meat without bone; sometimes, a long strip rolled together and tied.
8. fillet ·noun a fascia; a band of fibers; applied ·esp. to certain bands of white matter in the brain.
9. fillet ·noun the loins of a horse, beginning at the place where the hinder part of the saddle rests.
10. fillet ·noun a concave filling in of a reentrant angle where two surfaces meet, forming a rounded corner.
11. fillet ·noun an ordinary equaling in breadth one fourth of the chief, to the lowest portion of which it corresponds in position.
12. fillet ·noun a thin strip or ribbon; ·esp.: (a) a strip of metal from which coins are punched. (b) a strip of card clothing. (c) a thin projecting band or strip.
13. fillet ·noun a narrow flat member; especially, a flat molding separating other moldings; a reglet; also, the space between two flutings in a shaft. ·see ·illust. of base, and column.