by -Pussyslayer696968696868686 March 15, 2019

When someone is a small brain they are not smart and have the smallest of brain's. People with small brain typically are named Roger and Bo.
by WhyAPenny November 01, 2019

by Queen214 November 05, 2018

Someone who is dumb as fuck and has no culture. This person has almost always never gotten laid and eats apple seeds everyday.
by *rebuilds dick* December 10, 2019

When people have a small brain, they are not smart. In comparison, their brain is at least 2 times smaller, but in rare cases can be even smaller. Small brains usually: are brown haired, play volleyball, have a twin, named Madison.
by NotEllieTalbot November 15, 2019

You.
by [insert clever name here] February 18, 2020

Mike "Yo I charged off the map trying to get the transing zen."
Jane "LMAOOOO you are so small brained nerd lol."
Jane "LMAOOOO you are so small brained nerd lol."
by SMall BRained February 21, 2019
