KNACKERED
knackered, drained
(adjective) very tired
Source: WordNet® 3.1
Etymology 1
Adjective
knackered (comparative more knackered, superlative most knackered)
(UK, Irish, Australia, New Zealand, slang) Tired or exhausted.
Synonyms
• (tired, exhausted): cream crackered; See also fatigued
Verb
knackered
simple past tense and past participle of knacker
Etymology 2
Adjective
knackered (comparative more knackered, superlative most knackered)
(UK, Irish, South Africa, colloquial) Broken, inoperative.
Synonyms
• (broken, inoperative): broken, worn-out; See also out of order
Source: Wiktionary
KNACKER
Knack"er, n.
1. One who makes knickknacks, toys, etc. Mortimer.
2. One of two or more pieces of bone or wood held loosely between the
fingers, and struck together by moving the hand; -- called also
clapper. Halliwell.
Knack"er, n. Etym: [Cf. Icel.hnakkr a saddle.]
1. a harness maker. [Obs. or Prov. Eng.] Halliwell.
2. One who slaughters worn-out horses and sells their flesh for dog's
meat. [Eng.]
Source: Webster’s Unabridged Dictionary 1913 Edition