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50.
1. The hairy sector separating your bunghole from your dilly-dally.

2. A room in a house/apartment specifically for men to hang out at, also referred to as a "man cave".
After a long, hard day of working in the yard, I love to come inside and scratch my sweaty grundle.

Man 1: Dude we've got the Nintendo 64 all hooked up in the grundle! Come over!
Man 2: Cool, bro! I'll bring over some PBR and an extra controller!
by SillySailor500 September 28, 2011
0 2
 
51.
the scottish term for the area between the anus and the coccyx... a term misunderstood as the perineum in most countries, but a often spoken about phrase in the likes of wishaw and motherwell. Well used also by the healthcare profession
"i keep getting wakened up by a pulling of the grundle, like I'm being pulled up and down in agony"

or

I have too much hair on my grundle
by the anaconda October 12, 2010
3 5
 
52.
A full bed pan.
A whole shit pot full. A whole shit load. There is a grundle of things I do not need.
by klitster January 28, 2009
6 8
 
53.
adj. The hair between a mans ball sack and anus. Often used as an insult.
John you are such a grundle
by matt c. November 03, 2004
5 7
 
54.
a tasty, sweat, itchy, dirty, scrumcious area between ur bean bag and ur rectum
After ur done blowin my choad lick the cakes off my grundle
by Adam Davis May 12, 2004
24 26
 
55.
The area between the scrotum and anus
Lick my grundle
by Rob January 14, 2004
6 8
 
56.
the flat yet hairy surface between the scrotem and the anus--sometimes i become stinky from a physical activity.
moy grundle is so hairy that there are roaches living there
by grundle October 03, 2003
6 8