verb (used without object)

verb (used with object)

to utter by clacking.
to cause to clack: He clacked the cup against the saucer.


Origin of clack

1200–50; Middle English clacken; imitative Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Related Words for clack

prate, cackle, babble, cluck, rattle, gossip, yak, jaw, prattle, blab, chatter

Examples from the Web for clack

Contemporary Examples of clack

Historical Examples of clack

  • The bellow of the town batteries, with the clackclackclack!

    The Dop Doctor

    Clotilde Inez Mary Graves

  • He hurried off, and in a moment the clack of bagatelle began again.

    The Island Pharisees

    John Galsworthy

  • The div-i-dend on Steelwhirrwhirrclack, clack, clackone per cent.

  • What a buzz and clack and chatter there was in the room to be sure!

    The Christmas Books

    William Makepeace Thackeray

  • The quick clack, clack, clatter when springing up in fear of capture.

    Woodland Tales

    Ernest Seton-Thompson

British Dictionary definitions for clack



to make or cause to make a sound like that of two pieces of wood hitting each other
(intr) to jabber
a less common word for cluck


a short sharp sound
a person or thing that produces this sound
Also called: clack valve a simple nonreturn valve using either a hinged flap or a ball

Word Origin for clack

C13: probably from Old Norse klaka to twitter, of imitative origin
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

Word Origin and History for clack

mid-13c., not in Old English, from Old Norse klaka "to chatter," of echoic origin; cf. Dutch klakken "to clack, crack," Old High German kleken, French claquer "to clap, crack (see claque). Related: Clacked; clacking.


mid-15c., from clack (v.).

Online Etymology Dictionary, © 2010 Douglas Harper