Turf could mean:

• Lawn, an area of grass maintained for decorative or recreational use
• Sod, the surface layer of ground consisting of a matt of grass and grass roots, sometimes used as a construction material.
• AstroTurf, or any variety of artificial turf made to resemble grass.
• A colloquialism for the world of horse-racing.
• Slang for territory claimed by a gang. See also: turf war
• Slang for the area of jurisdiction or influence exercised by a unit within a bureaucracy.
• Slang for disposing or getting rid of something.
• Peat used for fuel.
• The Turf, a public house in Oxford, England.
• T.U.R.F The Upper Room Fellowship