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verb (used without object), noun Slang.
  1. yak2.
Related formsyack·er, noun


or yack

verb (used without object), yakked, yak·king.
  1. to talk, especially uninterruptedly and idly; gab; chatter: They've been yakking on the phone for over an hour.
  1. incessant idle or gossipy talk.

Origin of yak2

An Americanism dating back to 1945–50; apparently of expressive orig.
Related formsyak·ker, noun
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for yack

Historical Examples

  • Yack, he picks up the trail from here to where you can follow easy.

    The Quirt

    B.M. Bower

  • Church a yack (or watch), to take the works of a watch from its original case, and put them into another one, to avoid detection.

    The Slang Dictionary

    John Camden Hotten

  • Tom perceived Andrew's useless emulation, and with a sound translated by 'yack,' sent his leg out a long way.

  • This latter name accords with Macgillivray's mode of spelling its note, yack chuck, harsh enough, no one will deny.

British Dictionary definitions for yack


noun, verb
  1. a variant spelling of yak 2


  1. a wild and domesticated type of cattle, Bos grunniens, of Tibet, having long horns and long shaggy hair

Word Origin

C19: from Tibetan gyag


  1. Also: yakety-yak noisy, continuous, and trivial talk or conversation
verb yaks, yakking or yakked
  1. (intr) to chatter or talk in this way; jabber

Word Origin

C20: 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 yack


"to talk, to chatter," slang, 1950, probably echoic (cf. Australian slang yacker "talk, conversation," 1882). Yackety is recorded from 1953.



"wild ox of central Asia," 1795, from Tibetan g-yag "male yak."



"laugh," 1938; "talk idly," 1950; echoic, perhaps of Yiddish origin.

Online Etymology Dictionary, © 2010 Douglas Harper