irish pennant 

Nautical term: a stray or unnecessary piece of line, fabric, or anything else of an untidy appearance.

"You have an irish pennant on your pocket, shipmate"

irish pennant by aquafish August 16, 2004

irish penants 

Military slang for the little threads that are found protruding from new uniforms around the seams & buttons. Can also be applied to new suits in the civilian sector.

The drill instructor said to get scissors and clip off all the irish penants on your uniform.

irish penants by Clem Clauson May 12, 2008