Prejudicious is a term used to describe an attitude or behavior that is based on preconceived notions, usually negative, and is HURTFUL to those affected by it. It is often used to describe discrimination against certain groups of people, such as those based on race, gender, or religion. Prejudicious behavior can take many forms, from verbal insults to physical violence. It is important to recognize and address prejudicious attitudes and behaviors in order to create a more inclusive and equitable society.