Brainshit Edit Meaning

1.

this is bullshit, which consistently comes from a certain person.

That kieron kid constantly brainshits

See brainshit, brain, shit, kieron, bullshit

2.

To literally shit using your brain instead of your (or another's) anus. Most often done by people who want to make up definitions to words that don't really exist in order to appear in an online "definitions" database.

Most people posting things to "The Urban Dictionary" are just taking huge brainshits.

Hey Cody! Earl, Jordan and me just posted a definition of "ba-donk-a-dank". Of course, "ba-donka-donk" was already done, but we just wanted to brainshit. Aren't we cool?!