Turf

Part of speech: noun (n.)

1. That upper stratum of earth and vegetable mold which is filled with the roots of grass and other small plants, so as to adhere and form a kind of mat; sward; sod. At his head a grass-green turf. Shak. The Greek historian sets her in the field on a high heap of turves. Milton.

2. Peat, especially when prepared for fuel. See Peat.

3. Race course; horse racing; -- preceded by the. "We . . . claim the honors of the turf." Cowper.

Part of speech: verb (v.)

To cover with turf or sod; as, to turf a bank, of the border of a terrace. A. Tucker.