We sign for some housework (6)

I believe the answer is:

sewing

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

'some housework' is the definition.
The answer and definition can be both acts as well as being singular nouns.
Maybe you can see a link between them that I can't see?

'we sign' is the wordplay.
'we sign' anagrams to 'SEWING'.
But, I'm unsure how this is indicated.

'for' is the link.

Can you help me to learn more?

(Other definitions for sewing that I've seen before include "Genteel pursuit" , "Working with a needle" , "Darning" , "Joining by stitching" , "Using a needle and thread" .)

I've seen this clue in The Globe and Mail.

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