razorback hog

Từ điển WordNet v3.1 - WordNet Dictionary

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
• Syn:
razorback, razorbacked hog
• Derivationally related forms:
razorback (for: razorback)
• Hypernyms:
swine