verb (used with object), red-tagged, red-tag·ging.
  1. to attach a red tag to, as merchandise for special sale.
  2. to identify for a specific purpose; earmark: The inspector red-tagged the restaurant for health violations.
  1. pertaining to or composed of something that has been red-tagged: the store's annual red-tag sale.

red tag

  1. a tag or other marker colored red and used to categorize something for a special purpose: Items with a red tag are on sale today. Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018