Blood is mentioned over 100 times in Macbeth. What are the most significant references to blood in the play? As a psychological symbol, what does blood represent for Macbeth and Lady Macbeth?

Blood is mentioned over 100 times in Macbeth as a symbol to show the constant guilt felt by Macbeth and Lady Macbeth, which led to their endless feelings of horror and fear throughout the story.

Explanation:

Blood as used in Macbeth clearly symbolizes the loss of what is regarded as true humanness in both Macbeth and Lady Macbeth, two people who are known for gruesome murder. For the killing of figures like the good Banquo and Duncan, who was seen as a god, Macbeth and Lady Macbeth became stained with the blood of these good people and it changed the natural order of things.