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
n. The alter ego of an Irish College student. -A Shannon O'Houlihan usually appears when one is under the influence of alcohol. -Once a Shannon appears he is known to make the person extremely loud, rude, and in some cases high. -A Shannon O'Houlihan is an absolute champion of the game of Beirut (also known as Beer Pong). He has been said to quote that he "pwn3s fools" in the college sport. -A Shannon O'Houlihan is known to enjoy many fine tasting alcoholic beverages. This includes, but is not limited to: Guiness, Smithwicks, Paps, and various Samuel Adams brews. -A Shannon O'Houlihan can be very violent at times, use extreme caution around him.
Text fits
Save
Cancel