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3.
a genre of music, a mix of grunge rock punk and metal. None of the above , numbskull are 2 bands that are an example of grunkle.
grunkle is taking over
by magicchicken August 25, 2003
 
1.
It is your great uncle but you are just too lazy to say the whole thing
Is that your grunkle peww he stinks of wee
by doctordoo October 12, 2007
 
2.
A man who has had relationships or relations with both your aunt AND your grandmother. Your uncle, AND your grandpa. Thus, grunkle.
"Uncle Rob is dating grandma now, he's your grunkle"
"I don't want to go to Christmas dinner, grunkle Rob creeps me out"
by leahmarie8390 April 29, 2009