knackered

[ nak-erd ]

adjective

, British Slang.

1. exhausted; very tired:

   He is really knackered after work.

knackered

/ ˈnækəd /

adjective

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

Word History and Origins

Origin of knackered¹

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