1. [syn: title role, name part]
The Collaborative International Dictionary of English v.0.48:
Role \Role\, Role \R[^o]le\, n. [F. See Roll.]
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.
WordNet (r) 3.0 (2006):
n 1: the role of the character after whom the play is named
[syn: title role, name part]