Foggy headed.
Inability to think.
Brain dead.
Out of sorts.
Without thought.
"I don't know bro. Give me a minute to think about it. I woke up lame brained. I had a long night ."

"What's taking you soo to answer my question? It's not Chinese arithmetic. You need to lay off the spice man. That shit has you lame brained."
by Lauleneke Lukini Brown March 18, 2022
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person: whats 2x2?
other person: ummmmmmm... i dont know.
first person: wow what a lame brain.
by BLG3143 October 14, 2008
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