1. the quality or state of being irrelevant; lack of connection or importance to the matter at hand

Examples

• The judge ruled that the witness's testimony was of complete irrelevance to the case.
• Students often complain about the irrelevance of certain subjects to their future careers.
• The irrelevance of his comments became obvious when he started talking about his vacation.
• She dismissed his criticism as irrelevance since he had no experience in the field.
• The committee focused on the main issues and ignored points of irrelevance.
• His speech was filled with irrelevance that distracted from the important message.