Definitions of razorback:

  • noun:   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
  • noun:   any of several baleen whales of the family Balaenopteridae having longitudinal grooves on the throat and a small pointed dorsal fin
  • adjective:   having a sharp narrow back
    Example: "Razorback hogs"