They make up monograms for people (8)

I believe the answer is:

initials

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'people' is the definition.
The definition and answer can be both related to communication as well as being plural nouns.
Perhaps they are linked in a way I don't understand?

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

Can you help me to learn more?

(Other definitions for initials that I've seen before include "Components of an acronym" , "Lisa in it (anag)" , "First letters as of names" , "Signs briefly" .)

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

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