Crossword Genius

One crying out for correction? (6)

Ross

I believe the answer is:

howler

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'one crying out for correction?' is the definition.
The answer and definition can be both related to communication as well as being singular nouns.
Maybe there's a link between them I don't understand?

This is the entire clue.

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(Other definitions for howler that I've seen before include "Extremely funny joke or glaring blunder" , "Gaffe" , "5 in 9 29 [REVEREND IN CHARLES DICKENS]" , "A foolish mistake, sounds noisy" , "A glaring mistake, perhaps by schoolboy" .)

I've seen this clue in the Evening Standard.
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