by pseudonym88888888888 June 2, 2023

Smooth brain is an insult that refers to an unintelligent person. Supposedly, the intricacy of one's knowledge is represented by the wrinkles on their brain. If their brain is smooth and lacks wrinkles, their knowledge lacks intricacy, and they are therefore stupid.
by GenericGuy3456 May 25, 2024

by Rinzi February 6, 2018

by Arielsmitty November 7, 2023

A legendary Rapper in the Southern California Industry. After releasing his album A.I.P he was crowned King of the Industry. He was faced with much backlash from other notable artists like CWC and Lil TJ. This caused Smooth N.I.P to go into an indefinite Hiatus. We await his return.
by The Industry Review October 7, 2022

by Pig boy and the froot May 18, 2024

by 117 Red Door October 18, 2015
