fescue

1. A straw, wire, stick, etc., used chiefly to point out letters to children when learning to read.
2. A hardy grass commonly used to border golf fairways in temperate climates. Any member of the genus Festuca.
3. An instrument for playing on the harp; a plectrum.
4. The style of a sundial.

verb

To use a fescue, or teach with a fescue.