Meaning

noun fastener that fastens together two ends of a belt or strap; often has loose prong

noun a shape distorted by twisting or folding

verb fasten with a buckle or buckles

originThe noun is derived from Middle English bokel (“spiked metal ring for fastening; ornamental clasp; boss of a shield; a shield, buckler; (figurative) means of defence”) [and other forms], from Old French boucle, bocle (“spiked metal ring for fastening; boss of a shield; a shield”) [and other forms], from Latin buccula (“cheek strap of a helmet; boss of a shield”) (from bucca (“soft part of the…

Etymology from Wiktionary, CC BY-SA 3.0