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
Los Alamos was a classified research laboratory site, built as part of the Manhattan Project to develop an atomic bomb, along with Oak Ridge, Tennessee, and Hanford, Washington. The site was home to a “secret city” built to accommodate thousands of scientists, engineers, and their families.
Text fits
Save
Cancel