(derogatory, slang, figurative) Competition between marginalized groups to be considered the most subject to oppression.

In social justice theory, internalized oppression is a recognized understanding in which an oppressed group accepts the methods and incorporates the oppressive message of the oppressing group against their own best interest.

Algorithms of Oppression: How Search Engines Reinforce Racism is a 2018 book by Safiya Umoja Noble in the fields of information science, machine learning, and human-computer interaction.

(sociology) The intersectional combination of classism, racism, and sexism.