Noun

1. An authoritative rule of conduct or procedure
2. An explanation or definition of an obscure word in a text
3. Directions for the conduct of christian church services (often printed in red in a prayer book)
4. A heading that names a statute or legislative bill; may give a brief summary of the matters it deals with
5. A title or heading that is printed in red or in a special type
6. Category name

Verb

1. Adorn with ruby red color