Crossword Genius

Tinder users, say, receiving husband's complaint (8)

Ross

I believe the answer is:

shingles

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'complaint' is the definition.
(shingles is a kind of disease)

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

Can you help me to learn more?

(Other definitions for shingles that I've seen before include "Infection" , "Wooden tiles and painful condition" , "Herpes zoster" , "Viral inflamation, with rash of painful blisters" , "Roof tiles or painful ailment" .)

I've seen this clue in The Independent.
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