Top definition
1. When a public toilet is not functioning properly, the mountain of shit that occurs after several patrons have taken a shit and not flushed.
2. A mountain in Wyoming, USA declared a US National Monument and referenced in the movie "Close Encounters of the Third Kind".
1. "Oh man, I just walked into a Devils Tower in that gas station restroom."
2. "This... MEANS something."
by Chris.Meador July 10, 2008
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