Definition from Wiktionary, the free dictionary
Alteration of porcupine.
porpentine (plural porpentines)
- (archaic) porcupine
c. 1600, W. Shakespeare, Hamlet, Act 1, Scene V:
- “GHOST: I could a tale unfold whose lightest word / Would harrow up thy soul, freeze thy young blood, / Make thy two eyes, like stars, start from their spheres, / Thy knotted and combined locks to part / And each particular hair to stand on end, / Like quills upon the fretful porpentine