noun1. a title, brief explanation, or comment accompanying an illustration; legend
2. a heading, title, or headline of a chapter, article, etc
3. graphic material, usually containing lettering, used in television presentation
4. another name for subtitle (sense 2)
5. the formal heading of a legal document stating when, where, and on what authority it was taken or made
verb6. to provide with a caption or captions
Word origin
C14 (meaning: seizure, an arrest; later, heading of a legal document): from Latin
captiō a seizing, from
capere to take