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2.
When something is both trippy and creepy.
That movie was treepy.
by BrianisBS February 03, 2011
 
1.
1. A combination of trippy and creepy.

2. It's trippy in a good way, but it's close to being creepy in a bad way.
The art of flight is a treepy film.
by Nikki and Erika December 30, 2013