having a brain 

being someone who has a brain.

meaning you have a brain,
might also mean you are a normal human with a brain.

you might be called brainless / braindead if you're stupid or did something stupid.

i own a brain, i like having a brain, so don't fuck it up

having a brain by Fry On HY November 19, 2020

having a fucking brain 

not most people on this website

Greg"insert dumbass opinion"
Mike" can you start having a fucking brain"

having a fucking brain by HAMBURGER007 June 1, 2025