A old woman thinking she looks smoking hot at 60,but is old and tired and looks like a granny fanny.
by sallyport August 10, 2010
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Seeking out mature women for sexual adventures
Are you coming to the tea dance tonight Jim,

Yep I'm up for some granny fannying
by mitch00uk April 03, 2015
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The ost smelliest horriblist thing ever in the world. it has the smell of 80,000 corpses and looks like a giant squid giving head.
" ohh my god ur granny fanny is tickly"
"eeuuuggghhh dude"
"does that thing have a moustache"
by Lee April 06, 2005
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When a smokin hot chick has a sub-par ass.
Jerry "Man look at that dime!!"
Jose "Are you Fuckin Crazy?! She's got a granny fanny"
Milt "Who cares, she's a brown bagger"
Jerry "Amen"
by pro2aria May 18, 2007
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Panty lines resulting from wearing fullsize panties beneath tight workout clothing such as yoga pants or spandex shorts
Checkout the Granny Fanny on that chick in the yoga class
by vitesse04 June 27, 2018
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Ur Granny Fanny is 1000% worse than ur dad lesbian and ur mom gay lol together, just saying these words can't kill a person and let them burn in hell forever.
Juan: Your moms birth control and your dad condom combined is not even as bad as you are.
Alex: Shut up gaywad. Ur Granny Fanny.
Juan: *Dies and burns in hell*
by Mr.Boomtasicofboomtasics March 13, 2018
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(Noun)
1. A grandma who gets a little too touchy on her husband's booty.

2. A grandma who collects fanny packs and uses them to wipe her butt.

3. A grandma who is mean and does not accept your butt jokes.
1. Stop being a fanny granny and leave grandpa alone!
2. My fanny granny did not let me have a fanny pack, I guess I see why. They smell of butt.
3. Don't be a fanny granny. My butt joke was actually funny.
by IKnowItAllSucka August 05, 2019
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