To Kill A Mockingbird CE In 'To Kill a Mockinbird' by Harper Lee, I believe that the title of the novel was very significant. It is significant due to the fact that the word 'Mockingbird' was symbolic for the innocence, security and happiness in the novel. The Mockingbird is a symbol for innocence as it does not harm anyone. This is exposed in the novel when Scout is about to shoot the Mockingbird and Atticus halts him. It is also a symbol for security and happiness. In the novel, when the mockingbird is singing everything is okay and everyone is happy. When it is not singing it is significant. The atmosphere is tense. Two examples of this fro