Work party (6)
'party' is the definition.
(thesaurus)
I can't explain the rest of the clue.
Can you help me to learn more?
(Other definitions for function that I've seen before include "Special purpose or social affair" , "Operate" , "Work - party" , "Formal event; mathematic expression" , "social gathering" .)
I believe this is a double definition.
'work' is the first definition.
(I know that labour is a type of work)
'party' is the second definition.
(I know that Labour is a type of labor party)
(Other definitions for labour that I've seen before include "Workforce" , "Productive work" , "Donkey-work" , "Painful time" , "Workers" .)