(n.) The piece by which an object is attached to something, as the frog of a scabbard or the metal loop at the back of a buckle by which it is fastened to a strap.
(n.) The transverse guard of a sword or dagger.
(n.) The metal plate or tip which protects the end of a scabbard, belt, etc.
Example Sentences:
(1) The method uses weighted smoothing cubic splines; the degree of smoothing is adjusted automatically to satisfy constraints on curve chape (monotonicity, number of inflection points).