Backspaces over (7)

I think it could be either:

Which length description are you looking for?:

deletes

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

This is the entire clue.

(Other definitions for deletes that I've seen before include "Erases" , "Crosses out" .)

I've seen this clue in The New York Times and the USA Today.

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