Buckle Buc"kle, n. [OE. bocle buckle, boss of a shield, OF. bocle, F. boucle, boss of a shield, ring, fr. L. buccula a little cheek or mouth, dim. of bucca cheek; this boss or knob resembling a cheek.] 1. A device, usually of metal, consisting of a frame with one more movable tongues or catches, used for fastening things together, as parts of dress or harness, by means of a strap passing through the frame and pierced by the tongue. [1913 Webster]

2. A distortion bulge, bend, or kink, as in a saw blade or a plate of sheet metal. --Knight. [1913 Webster]

3. A curl of hair, esp. a kind of crisp curl formerly worn; also, the state of being curled. [1913 Webster]

Earlocks in tight buckles on each side of a lantern face. --W. Irving. [1913 Webster]

Lets his wig lie in buckle for a whole half year. --Addison. [1913 Webster]

4. A contorted expression, as of the face. [R.] [1913 Webster]

'Gainst nature armed by gravity, His features too in buckle see. --Churchill. [1913 Webster]

The Collaborative International Dictionary of English. 2000.