It is when you are titty banging a girl and blow on her chin. This gives her the distinctive look of that magical white wizard that used to pal around with hobbits. Next, tell her to get a towel, point to the wrong door (the one that leads outside,) lock said door, and leave her outside so that the "magic" freezes to her face.
I saw that Gandolf Glacier he gave her. Obviously, he chose to go through the mountains rather than brave the Mines of Moria.
by pu re tun February 9, 2010
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Golf involving two or more people who are but are not limited to Men with Swords, Wizards, And Hobbits
Yo furry feet, wanna play some Gandolf Golf
by Dik Dik Van Dik June 4, 2004
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While getting a blow job from a girl you smoke a blunt. Make the girl take a hit of the weed suck your dick, she then exhales a smoke ring around you dick, and while she is doing that you cum on her chin.
I was smoking a blunt while getting dome earlier and i gave that bitch a Gandolf the Grey.

Yo lets pay a hooker ten buck for a Gandolf the Grey.
by KindaSuperJoe April 6, 2009
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Gandolf Macon is a version of Randolf Macon and the Lord of the Rings dude, used referring to idiots, retards, dooshes, douches if your gandolf. Also used when referring to morning bed head, or looking like a hobo.
Macon is added when the person is super dooshus.
Ex. 1:
Joe: Yo wassup?
Dude: Nothing much..homie.
Joe: You wanna do me a favor and pay me back for that beer last week?
Dude: (runs away)
Joe: What a Gandolf.

Ex. 2:
Joe: Hi I would like a burger, fries, and a coke.
Dude: Ok sir drive around.
Joe gets the food and goes home and checks his bag of food.
Joe: WTF?
Joe has received a fish sandwich, onion rings, and diet coke.
Joe: That motherf****in' Gandolf Macon.
by B. Hukmani June 18, 2008
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a hole a frigen a gandolf is a ganondorf from super smash bros. meele but with a butthole as a face. (butthole credit to gotse)

search user austinpimp123 to find a picture of a hole a frigen a gandolf
a hole a frigen a gandolf
by jikle February 17, 2008
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When one person puts there cranium in a girls vagina
Yo bro "did u hear that Vanessa got gandolfed." "god damn I bet she is so lose now"
by Yo_its_smack February 13, 2017
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