What is the meaning cross my heart and hope to die (CHAPTER - The Louse And The Mosquito) Share with your friends Share 0 Aditi Prabhu answered this it means-- "used to emphasize the truthfulness of a personand sincierity of what one is saying" 2 View Full Answer Aditya Manglani answered this IT MEANS USED TO EMPHASISE OF TRUTH FULLNESS OF A PERSON AND SINCERITY OF WHAT ONE IS SAYING 1 Nehasri K S answered this Said to show that what you have said or promised is true and sincere 3 Ahmed answered this It shows that what you have promised it true and sincere 2