red tag

US: (red′tag′)

WordReference Random House Unabridged Dictionary of American English © 2026

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.

red-tag  (red′tag′), v., -tagged, -tag•ging, adj. 
v.t. 

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.

adj. 

3. pertaining to or composed of something that has been red-tagged:
   the store's annual red-tag sale.