Bits in the newspaper for supporters (7)

I believe the answer is:

columns

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

'for supporters' is the definition.
(I've seen this in another clue)

I cannot understand how the rest of the clue works.

Can you help me to learn more?

(Other definitions for columns that I've seen before include "Cavalcades" , "Divisions of a newspaper page" , "for such as the Standard?" , "Posts" , "Newspaper articles" .)

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