| hippocrepis | (n) species of Old World herbs or subshrubs: horseshoe vetch, Syn. genus Hippocrepis |
| horseshoe vetch | (n) European woody perennial with yellow umbellate flowers followed by flattened pods that separate into horseshoe-shaped joints, Syn. Hippocrepis comosa |
| horseshoe whipsnake | (n) slender fast-moving Eurasian snake, Syn. Coluber hippocrepis |