noun: a hard, conical shaped poo that comes out thin side first, thickest side last. 99% of all pinecone's result in excessive pushing, a clenched jaw, and extreme discomfort. a pinecone is similar to a feet-first birth.
marc: "dude, i just shat a massive pinecone!"
chris: "thats disturbing.."
By Marna
Pinecone
The kind of shit which involves tear-jerking pain and spiked feces coming out of your asshole. This is arguably the most horrible form of shit. It feels as if there is something slicing your bowels as you force it out of your bum.
code for slut/whore/basically any girl on a college campus. By calling these girlspinecones, people can openly talk about them without the pinecones even knowing.
(girls with basically no clothes on walk by)
"Dude, do you smell some pineconesor is it just me?"
"Yeah man i smell it, there must be a pine tree around here somewhere."
An absolute idiot, someone who has done something completely dumb and deserve to be called a pinecone. Can be sometime abbreviated to cone for more of a harsher meaning.
Jerry: drops bag of c hips all over carpet Bob: JERRY YOU COMPLETE PINECONE(cone)! LOOK WHAT YOU'VE DONE!