ETYM as. turf; akin to Dutch turf peat, German torf, Old High Germ. zurba turf, Swed. and Icel. torf turf, peat, Dan. törv, Skr. darbha a kind of grass, a tuft of grass.
1. The territory claimed by a juvenile gang as its own.
2. Surface layer of ground containing a matt of grass and grass roots; SYN. sod, sward, greensward.
3. (Informal) Range of jurisdiction or influence.