say it: BUHK-uhl
buckle is a verb and noun meaning "fasten with a buckle or buckles". It carries 5 recorded senses.
bend out of shape, as under pressure or from heat
“The highway buckled during the heat wave”
fastener that fastens together two ends of a belt or strap; often has loose prong
a shape distorted by twisting or folding
Forms marked · are formed by the regular rule rather than recorded in the source data. English keeps a few hundred irregulars and the rest follow the pattern, so the rule is right far more often than not — but it is a rule, and the mark says so.
Definitions, synonyms and semantic relations for buckle come from Princeton University’s WordNet. The pronunciation comes from the CMU Pronouncing Dictionary. Commonness is measured against a corpus of everyday English. Full sources and licences.