The title role is the role (or position) of the character after whom a literary work (e.g.: play, film, book (when read aloud), computer or video game (when it has voice-overs))is named when that work is performed.
A part, or character, performed by an actor in a drama; hence, a part of function taken or assumed by any one; as, he has now taken the role of philanthropist.
Title role, the part, or character, which gives the title to a play, as the part of Hamlet in the play of that name.
The titlerole in the performing arts is the performance part that gives the title to the piece, as in Aida, Giselle, Michael Collins or Othello.
The actor playing the titlerole is not always the lead; the titlerole may or may not be the protagonist.
The title character in fiction is the character whose name is contained in the title, as in Marjorie Morningstar, by Herman Wouk, and The Adventures of Huckleberry Finn by Mark Twain.
Title insurance is an indemnity against loss resulting from defects in the title to the property.
The title policy, although the tangible product of the title company, is only a small aspect of the total role the title company plays in a real estate transaction.
A title search is a means of determining that the person who is selling the property really has the right to sell it, and that the buyer is getting all the rights to the property (title) that he or she is paying for.