Definition of title:

part of speech: noun

An inscription put over a thing as the name by which it is to be known; the inscription at the beginning of a book intimating the subject of the work, and usually the author's and publisher's names; a general head containing particulars; a name; an appellation; a name of honour or dignity; a claim of right; that which is the foundation of ownership; the written document that proves a right.

part of speech: verb transitive

To call; to name.