razorback

ra·zor·back  (rzr-bk)

n.

1. A semiwild hog of the southeast United States, having a narrow body with a ridged back.

2. See rorqual.

3. A sharp ridged hill.

Thesaurus

Noun	1.	razorback - 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 razorback hog, razorbacked hog swine - stout-bodied short-legged omnivorous animals
	2.	razorback - any of several baleen whales of the family Balaenopteridae having longitudinal grooves on the throat and a small pointed dorsal fin rorqual baleen whale, whalebone whale - whale with plates of whalebone along the upper jaw for filtering plankton from the water Balaenopteridae, family Balaenopteridae - rorquals; blue whales Balaenoptera physalus, common rorqual, fin whale, finback, finback whale - large flat-headed whalebone whale having deep furrows along the throat; of Atlantic and Pacific Balaenoptera borealis, sei whale - similar to but smaller than the finback whale Balaenoptera acutorostrata, lesser rorqual, minke whale, piked whale - small finback of coastal waters of Atlantic and Pacific
Adj.	1.	razorback - having a sharp narrow back; "a razor-backed horse"; "razorback hogs" razor-backed backed - having a back or backing, usually of a specified type