A reference to Neanderthals or homo sapiens, the mindset of not being able to comprehend factual information or not understanding an entire complete message.
by Dayg0Playz July 25, 2023
When you act on primal instincts and drives, such as a desire to mate, eat or procure shelter. Is in opposition of acting rationally.
Alec: Bro you know she isn't into you why are still trying to get laid?
Mathew: I don't know man, total monkey brain.
Mathew: I don't know man, total monkey brain.
by drmaurice February 01, 2024
by THEHABIBI December 27, 2023
by pur-pur March 29, 2023
The act of having anal with your sister while your brother jerks off and shoots his load in sisters eye while jumping and chanting like a monkey
by Bobby miller February 25, 2025
by Timmythetatortot May 24, 2023