A website which has a function of storing various MLP images from all over the internet. But you just use it for porn.
A: Dude where did you find this mlp r34?
B: I just got it off Derpibooru!
by sneshneeorfa May 26, 2017
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Website that likes My Little Pony full of neckbeards who would actually fuck a horse.

Not everyone on the website is a problem, but alot of them groom little girls out of their innocence setting them up for a life of insane batshit fuckery

They also really hate Sonic for some reason
Derpibooru
by WhydoievenexistFML August 21, 2022
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