Definition of "shillelagh" [shillelagh]

• A cudgel of oak, blackthorn, or other hardwood. (noun)

American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

• "For those not versed in Irish history or post WWII cartoons, a shillelagh is a wooden club, typically made from a stout knotty stick, with a large knob on the end."
• "Oh, and for the publication quest, be sure to pack your shillelagh."
• "The rest of the day I'll spend wandering the halls of Congress with my shillelagh and shamrocks, doing my best impersonation of St. Patrick as I try to drive the snakes out of Capitol Hill."