To cause happiness, pleasure, or amusement. It is most often used to denote attempts to cause these to occur in another.
I love this book and thought perhaps it would gruntle you as well.
by Steve Palmer May 27, 2005
when someone has sex with another person wearing a kilt or skirt

also a full gruntle would be a woman in a skirt/dress and a man in a kilt



Source: Bryan McLaren, Sep 1, 2004
"I just did a full gruntle with my guy while he was wearing his kilt!"
by Bryan McLaren September 2, 2004
Johnny got his favorite ice cream today. He is very gruntled.

"Why are you so gruntled today Joe?" asked Johnny.
by Davis Wonders January 21, 2006
The opposite of disgrunted, which means unhappy with the current situation or state of affairs. So, to be gruntled means to be happy with the way things are going; not upset.
Dawn: "I'm so totally gruntled today! Not a thing out of place!" Or: "Oh happy day! Color me gruntled!"

Friend: "Yeah, I hate it when you're disgruntled!"
by amdawn October 2, 2009
Look at that man in the army camo fatigues, what a Gruntling
by not a meatshield July 24, 2006
person 1 damn that bitch was all up in my kool aid so i had to put the slap down on her face! she ended up calling the po-lice

person 2 oh harriet your stories of entertainment keep me gruntled through the whole day!
by lolykatt March 9, 2009
A state of bliss brought on by total acceptance or self and others usually, but not always, accompanied by a low pitched gutteral sound closely resembling an oink.
This is some great slop. You look really good in that mud! I am totally gruntled "Oink"!
by Shanny January 21, 2004