The definition of a segregationist is a person who believes that people of different races should be kept apart.
An example of a segregationist is a person who believes that white children and black children should go to different schools.
a person who favors or practices segregation, esp. racial segregation
of, like, or favoring segregation or segregationists
One that advocates or practices a policy of racial segregation.
- A person who supports or believes in segregation.