1. to speak or perform a monologue; to talk at length without interruption
Usage: British spelling; American equivalent is 'monologize'; often implies speaking in a self-centered or tedious manner

Examples

• The actor monologised for ten minutes without letting anyone else speak.
• She tends to monologise about her travels whenever we meet.
• He monologised on stage, delivering the character's inner thoughts to the audience.
• During the meeting, the director monologised about the company's vision.
• The professor monologised for the entire class period, leaving no time for questions.
• Rather than have a conversation, he simply monologised about his achievements.