Definition & Meaning of "cumbrain"in English

What is the origin of the term "cumbrain" and how is it used?

"Cumbrain" is a crude slang term that emerged in internet culture in the 2010s to describe a person obsessed with sex or pornography to the point of impaired thinking. The word combines "cum," a vulgar term for ejaculation, with "brain," suggesting mental function, creating a metaphor for someone whose mind is dominated or weakened by sexual compulsions. It is used mostly online in memes, forums, and informal insults to mock compulsive sexual behavior. The term is highly derogatory and vulgar, intended to ridicule or belittle.