Definition of "watermarks" []

• Plural form of watermark. (noun)
• Third-person singular simple present indicative form of watermark. (verb)

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• "In recent years, screeners have been issued on DVDs that contain watermarks — hidden data strings — used to trace leaks back to their sources."
• "Others use digital codes -- called watermarks -- to keep tabs on advance CDs sent out for reviews."
• "The watermarks were the same and showed that she had used what she found ready to her hand."