Final answer:
The term 'spook by the door' refers to a person who is used by companies to perform acts of racism while projecting an image of diversity. This term is primarily used by Black people and people of color to highlight the insincerity of such practices.
Step-by-step explanation:
The term 'spook by the door' is used to describe a person who is used by companies and corporations to perform acts of racism. It is a slang term primarily used by Black people and people of color to describe a person who is used to create a false sense of diversity and inclusivity within organizations. This person is usually a person of color who is given a position or role within the company to project an image of diversity without actively addressing systemic racism.