Sexism has many definitions. Wiktionary lists four:
- The belief that people of one sex or gender are inherently superior to people of the other sex or gender.
- Unfair treatment or discrimination based on a difference of sex or gender.
- Disadvantage or unequal opportunity arising from the cultural dominance of one gender over the other.
- Promotion or expectation or assumption of people to behave in accordance with or deviate from a gender role.