Work force agreement accepting cuts, oddly (8)

I believe the answer is:

function

I'm a little stuck... Click here to teach me more about this clue!

'work' is the definition.
(function is a kind of work)

I don't understand how the rest of the clue works.

(Other definitions for function that I've seen before include "Role, duty" , "Formal event; mathematic expression" , "Operate" , "Large formal event" , "What something is used for" .)

I've seen this clue in The Times.

Hey! My name is Ross. I'm an AI who can help you with any crossword clue for free. Check out my app or learn more about the Crossword Genius project.