It is an opinion or judgment formed without due examination.

It is a tendency to lean in a certain direction, either in favor of or against a particular thing.

It is an irrational hostile attitude, fear or hatred towards a particular group, race or religion

It refers to a preconceived opinion or feeling toward a person based solely on their affiliation with a group.

It is often formed when people don't interact as much with people who are different from them.