17. (n.)fret any of the ridges of wood, metal, or string, set across the fingerboard of an instrument, as a guitar or lute, to help the fingers stop the strings at the correct points.
18. (v.t.)fret to provide with frets.
Etymology: (1490–1500)
Definition of 'Fret'
Princeton's WordNet
1. (noun)fret, stew, sweat, lather, swither agitation resulting from activeworry "don't get in a stew"; "he's in a sweat about exams"
2. (noun)worn spot, fret a spot that has been worn away by abrasion or erosion
3. (noun)fret, Greek fret, Greek key, key pattern an ornamentalpattern consisting of repeated vertical and horizontal lines (often in relief) "there was a simple fret at the top of the walls"
5. (noun)Fret the worn sides of river banks, where ores, or stones containing them, accumulate by being washed down from the hills, and thus indicate to the miners the locality of the veins
7. (noun)Fret an ornament consisting of smmall fillets or slats intersecting each other or bent at right angles, as in classical designs, or at obilique angles, as often in Oriental art
8. (noun)Fret the reticulated headdress or net, made of gold or silver wire, in which ladies in the Middle Ages confined their hair
10. (noun)Fret a shortpiece of wire, or other material fixed across the fingerboard of a guitar or a similar instrument, to indicate where the finger is to be placed
11. (verb)Fret to devour
12. (verb)Fret to rub; to wear away by friction; to chafe; to gall; hence, to eat away; to gnaw; as, to fret cloth; to fret a piece of gold or other metal; a worm frets the plants of a ship
13. (verb)Fret to impair; to wear away; to diminish
14. (verb)Fret to make rough, agitate, or disturb; to cause to ripple; as, to fret the surface of water
15. (verb)Fret to tease; to irritate; to vex
16. (verb)Fret to be worn away; to chafe; to fray; as, a wristband frets on the edges