Crossword Genius

Intrusive binary responses one sent back (5)

Ross

I believe the answer is:

nosey

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

I can't explain the rest of the clue.

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(Other definitions for nosey that I've seen before include "Offensively curious or inquisitive" , "Curious in nasal way" , "Impertinent" , "Showing too much interest in other people's affairs" , "Prying" .)

I've seen this clue in The Independent.
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