Add to word list literature a long speech by one person, esp. in a play, movie, or television show (Definition of monologue from the Cambridge Academic Content Dictionary © Cambridge University Press) [countable] a long speech by one person during a conversation that stops other people from speaking or expressing an opinion He went into a long monologue about life in America. A monologue is a long form speech delivered by a single character in a play or a film. Learn the monologue meaning and its purpose in storytelling, and explore the three types of monologues with examples from literature and cinema. A monologue is a speech presented by a single character, most often to express their thoughts aloud, though sometimes also to directly address another character or the audience. Learn about the origin, function and classification of monologues in theatre, film, poetry and other media, with examples and references.