Top Definition
The Grundle is the narrow area between a man's ball-sack and his anus.

The "Grundle Days" are those few days which fall between the end of Christmas Day and the morning of New Year's Eve.
What are you doing with the Grundle Days this year?

Nothing.

Me too.
by The Long Kiss Goodmorning February 08, 2005

Free Daily Email

Type your email address below to get our free Urban Word of the Day every morning!

Emails are sent from daily@urbandictionary.com. We'll never spam you.

×