razorback
1. [ noun ] (zoology) 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: razorbacked_hog razorback_hog
Related terms: swine
2. [ adjective ] having a sharp narrow back
Synonyms: razor-backed
Examples:

"a razor-backed horse" "razorback hogs"

Related terms: backed
3. [ noun ] (zoology) any of several baleen whales of the family Balaenopteridae having longitudinal grooves on the throat and a small pointed dorsal fin
Synonyms: rorqual
Related terms: baleen_whale sei_whale finback lesser_rorqual Balaenopteridae
Similar spelling:   razor-backed
  razorbill
  razorblade