also razor-back, type of hog with a sharp ridge-like back, 1849, from razor (n.) + back (n.). Especially of feral hogs in the U.S. South. Also used of narrow ridges of land.
a mongrel hog with a thin body and long legs and a ridged back; a wild or semi-wild descendant of improved breeds; found chiefly in the southeastern United States;
Synonyms: razorback hog / razorbacked hog
razorback (n.)
any of several baleen whales of the family Balaenopteridae having longitudinal grooves on the throat and a small pointed dorsal fin;
