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knackered

American  
[nak-erd] / ˈnæk ərd /

adjective

British Slang.
  1. exhausted; very tired.

    He is really knackered after work.


knackered British  
/ ˈnækəd /

adjective

  1. exhausted; tired out

  2. worn out; no longer working, esp after long or hard use

"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

Usage

What does knackered mean? Knackered is a British slang word that means exhausted or worn out.Knackered is very informal and is primarily used in the U.K.Example: You can tell the players are a bit knackered after all the extra time in this match.

Etymology

Origin of knackered

First recorded in 1885–90; knacker “to tire” (attenuation of earlier sense “to kill”; knacker ( def. 1 ) ) + -ed 2