red pill

Short definition from Wiktionary

Noun

1. 1
   Something that enables or compels a person to overcome illusion and perceive harsher reality.
2. 2
   Something that causes someone to believe in gynocentrism in modern society.
3. 3
   The subculture of men who share a belief in the gynocentrism of modern society; manosphere.
4. 4
   Used other than figuratively or idiomatically: see red, pill.

Verb

1. 1
   To enable a person to overcome illusion and perceive harsher reality.
2. 2
   To cause someone to believe in gynocentrism in modern society.