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1. A clasp for fastening two ends, as of straps or a belt, in which a device attached to one of the ends is fitted or coupled to the other.
2. An ornament that resembles this clasp, such as a metal square on a shoe or hat.
3. An instance of bending, warping, or crumpling; a bend or bulge.
v. buck·led, buck·ling, buck·les
1. To fasten with a buckle.
2. To cause to bend, warp, or crumple.
1. To become fastened with a buckle.
2. To bend, warp, or crumple, as under pressure or heat.
3. To give way; collapse: My knees buckled with fear.
4. To succumb, as to exhaustion or authority; give in: finally buckled under the excessive demands of the job.
Phrasal Verbs:
buckle down
To apply oneself with determination.
buckle up
To use a safety belt, especially in an automobile.

[Middle English bokel, from Old French boucle, from Latin buccula, cheek strap of a helmet, diminutive of bucca, cheek.]
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.


(Cookery) another name for a bloater
[C20: from German Bückling]
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014
References in classic literature ?
(as some have been, when the moon was low, and shone on their enemies' back), and so to shoot off before the time; or to teach dangers to come on, by over early buckling towards them; is another extreme.
So saying, he raised his face, which was very red,--no doubt from the exertion of strapping and buckling as aforesaid,--and giving the reins to the old man, who had by this time taken his seat, sighed again and bade him good night.
Summary: MRRSE Research in its recent study on the buckling pin relief valves market, offers a detailed value-volume analysis of the Buckling Pin Relief Valves Market on the basis of various segments such as size, set pressure, end-use industry, and region.
The aim of this paper is to analyse the buckling behaviour of fibre reinforced polymer composites and delamination effect on this buckling.
While conventional compression members including W-shapes are typically limited by flexural (Euler) buckling about the local weak axis of bending, cruciform members in combined compression and bending are typically limited by torsional buckling.
Cold formed steel sections with edge stiffened flanges have three types of buckling like local buckling, distortional buckling, and Euler's buckling (flexural or flexural-torsional) generally called as global buckling [1].
Very slender compression elements are often required as the visual architectonic components, but their slenderness limits both critical (buckling) loading and design load (strength).
The buckling of compressed sections of the drill string is typical in extended reach drilling and horizontal well.
Car passengers are gradually getting the message when it comes to buckling up, private hire drivers have said -- a move that could save their lives.