Wiktionary
reading copy
n. A used book, one which may include highlighting or marginalia and hence lacks value as a collectible, but which remains in sufficiently good condition to be suitable for someone whose primary interest is in ''reading'' the book.
Usage examples of "reading copy".
Like most anchormen, he was at his best when reading copy from a TelePrompTer.
Like most anchormen, he was at his best when reading copy from a teleprompter.
It was, according to the author's introductory note in the advance reading copy, a story that grew out of her own ruminations about China and its political situation.
I did a little of everything, from addressing envelopes for the subscription department to reading copy to running errands to rewriting brief items.