A phrase used to say someone is so stupid that they can't even reproduce, they just have water for sperm because they can't even do what all living things are supposed to be able to do. This can be used to talk about women to say that they are stupid, but it's mostly men.
"Like I said before the Bible says the Earth is flat."
"You're going through the same arguements with no other evidence, it sounds like water's traveling through your balls, man."
When you aren't physically tired, but you can't put much effort into what you're doing, like being emotionally tired but as soon as you change what you're doing to something you'd prefer to do then you'll have all your energy back
"You alright? You seem pretty tired."
"I'll be alright, I'm just brain tired"
A lesbian who is a mix of masculine and feminine
"Is she a butch or a femme?"
"Neither, she's an andros lesbian"