Related Clues:

• Nixing mark
• Copy editor's note, perhaps
• Original endorsement?
• "Don't change" to a printer
• Get out of a sentence?
• Editor's directive
• Leave-as-it-was notation
• Indication to leave something in
• "Never mind," to a proofer
• "Never mind," to an editor
• Proofreader's "that's OK"
• Delete a deletion
• Proofreader's "strike"
• "Never mind" notation
• As it is, don't change