Skip to main content
Dictionary
Store
Blog
World
Help
Advertise
Chat
System Status
Information Collection Notice
Trademark Concerns
reCAPTCHA Privacy
Terms of Service
reCAPTCHA Terms
Privacy Policy
Accessibility
Report a Bug
Data Request
Contact Us
Security
DMCA
© 1999–2026 Urban Dictionary ®
Mugs
Tees
Hoodies
Pro Customization
Create unique products with your own words and definitions
Preview
Personalize Your Design
Your Word
Your Definition
From the television show, Mystery Science Theater 3000. Also called "Observer", the Brain guy is pale, wears a purple cloak over white robes and carries his brain in a petri dish. While possessing both Omnipotence and Omniscience, brain guy is rather lackadaisical in the goal of taking over the world, more content with observing. Despite claiming to not possess a body, Brain Guy does partake in activities like eating chili dogs and drinking beer.
Text fits
Save
Cancel