v., Fucking mountains; to have sex while being under the influence of MDMA (ecstasy) and/or cocaine.
Francis: HOOOLLLYYY SHHHHIIIIT, last night I was at that rave and I fucked this girl. It felt like moutains. It felt like mountains!!

Tyna: Dude, you fucked mountains?

Casie: I was there too... I wanted to fuck mountains..

Tyna: Dude..

by impaired April 17, 2009
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The Lonely Mountain, known in Sindarin as Erebor, referred to both a mountain in northern Rhovanion and the subterranean Dwarven city contained within it. In the latter half of the Third Age, it became the greatest city in Middle-earth.
The Lonely Mountain! Bilbo had come far and through many adventures to see it, and now he didn't like the look of it in the least.
by GoDoSomethingProductive March 31, 2021
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When you have a massive dump and flush the toilet but the shit stays in the bowl and you have to reflush.
-I had a massive dump today that didn't want to be flushed.

- Oh, so you had a float back mountain?
by Krqkan February 6, 2016
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A ten acre “Ranchette” situated on a windswept rock outcropping,
where there is nothing to do but look out the window or at the other “inmates”
while waiting for the weekly “supply shuttle” from town.
They sold the house in Seattle
and bought a "Rocky Mountain Alcatraz" in Montana.
by MTripod February 19, 2008
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When you fuck a girl from behind in the vagina and she shits on your dick.
I fucked my girl last night and she gave me a Rocky Mountain Mudslide.
by Hasaakii March 17, 2017
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a mountain biker who looks hot asf when he’s racing or just going fast. likes to put bros before hoes at all times… especially when he’s out shredding trails
girl 1: wow that mountain biker looks so hot when he’s racing.
girl 2: yeah, it almost makes me wanna date him!
by THEOFFICIALPPMAN July 5, 2021
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