out the monk
/ˌaʊt ðə ˈmʌŋk/NZ slang. In predicative use
adjective
1Done for; ‘finished’.
2Unconscious, especially as a result of drinking alcohol; asleep.
3Disabled by illness; unable to continue due to the lack of a vital component.
Origin
1930s; earliest use found in Expressions & Sayings 2nd New Zealand Expeditionary Force. Origin uncertain: the element monk was perhaps originally rhyming slang for drunk.