Try Our Apps


Challenge: Tongue Twisters


[klamp] /klæmp/
a device, usually of some rigid material, for strengthening or supporting objects or fastening them together.
an appliance with opposite sides or parts that may be adjusted or brought closer together to hold or compress something.
one of a pair of movable pieces, made of lead or other soft material, for covering the jaws of a vise and enabling it to grasp without bruising.
Also called clamp rail. Carpentry. a rail having a groove or a number of mortises for receiving the ends of a number of boards to bind them into a flat piece, as a drawing board or door.
  1. a horizontal timber in a wooden hull, secured to ribs to support deck beams and to provide longitudinal strength.
  2. mast clamp.
verb (used with object)
to fasten with or fix in a clamp.
Verb phrases
clamp down, to become more strict:
There were too many tax loopholes, so the government clamped down.
clamp down on, to impose or increase controls on.
Origin of clamp
1350-1400; Middle English (noun) < Middle Dutch clampe clamp, cleat; cognate with Middle Low German klampe
Related forms
unclamped, adjective
6. clinch, clench, secure. Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2017.
Cite This Source
Examples from the Web for clamping
Contemporary Examples
Historical Examples
  • As for the clamping of the nails over the edges of the soles, the sharp stones render that imperative.

    The Silent Barrier Louis Tracy
  • Or I poked people in the back with the frames while I was clamping them.

    Working With the Working Woman Cornelia Stratton Parker
  • The proper instruments consist of a scalpel, clamping forceps, extracting forceps, hook and goggles.

    Practical Skunk Raising William Edwin Pratt
  • There was a mouse swelling above his eye, the lids were clamping.

    Rimrock Trail J. Allan Dunn
  • The end of the bracket is split and the cup after adjustment is clamped in position by the clamping screw S.

  • The clamping device for the slide is made of two bars, 1 in.

  • Suddenly the thing rushed over him again, going through his veins like a poisonous ether, and clamping his heart as with iron.

    The Weavers, Complete Gilbert Parker
British Dictionary definitions for clamping


a mechanical device with movable jaws with which an object can be secured to a bench or with which two objects may be secured together
See also wheel clamp
a means by which a fixed joint may be strengthened
(nautical) a horizontal beam fastened to the ribs for supporting the deck beams in a wooden vessel
verb (transitive)
to fix or fasten with or as if with a clamp
to immobilize (a car) by means of a wheel clamp
to inflict or impose forcefully: they clamped a curfew on the town
Word Origin
C14: from Dutch or Low German klamp; related to Old English clamm bond, fetter, Old Norse kleppr lump


a mound formed out of a harvested root crop, covered with straw and earth to protect it from winter weather
a pile of bricks ready for processing in a furnace
(transitive) to enclose (a harvested root crop) in a mound
Word Origin
C16: from Middle Dutch klamp heap; related to clump
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
Cite This Source
Word Origin and History for clamping



device for fastening, c.1300, probably from clamb, perhaps originally past tense of climb (v.), or from Middle Dutch clampe (Dutch klamp), from West Germanic *klamp- "clamp, cleat;" cf. Middle Low German klampe "clasp, hook," Old High German klampfer "clip, clamp;" also probably related to Middle Dutch klamme "a clamp, hook, grapple," Danish klamme "a clamp, cramp," Old English clamm "fetter;" see clam (n.).


"to fasten with a clamp," 1670s, from clamp (n.). Related: Clamped; clamping.

Online Etymology Dictionary, © 2010 Douglas Harper
Cite This Source
clamping in Medicine

clamp (klāmp)
An instrument for the compression or grasping of a structure.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
Cite This Source

Word of the Day

Difficulty index for clamp

Most English speakers likely know this word

Word Value for clamping

Scrabble Words With Friends

Nearby words for clamping