Shillelagh

The word shillelagh can mean:

• Shillelagh (club), a type of hand weapon
• Shillelagh, County Wicklow, a town in Ireland
• The MGM-51 Shillelagh missile
• Shillelagh, the code name for Source Mage GNU/Linux 0.5
• It's the Same Old Shillelagh, an Irish song
• Shillelagh cryptography, an NSA Suite A (Classified) Cryptographic Algorithm

In sport:

• Jeweled Shillelagh, a trophy associated with the Notre Dame–USC football rivalry
• Shillelagh Trophy, a trophy associated with the Notre Dame–Purdue football rivalry

https://en.wikipedia.org/wiki/Shillelagh