bird brain

Mildly insulting phrase denotes silly behaviour, actions or thoughts usually attributed to a child or immature person.
"Don't get angry at your little bro., he did not mean to pull your hair, he is a two-year old bird brain"
by Muyuna December 11, 2004
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Potato Brain

A person who has the mental capacity equal to, or less than, that of a potato.
Swaggot: Ay, bruh, I got dat #SWAG

Guy: God, you're fucking potato brain.
by Manatee God July 18, 2015
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Biden Brain

when you have a moment of partial or total forgetfulness about what you were saying and or start stuttering i, uh, duh
sammy had a bad case of biden brain while ordering lunch.
by zenith1932 September 17, 2020
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herpes of the brain

A condition associated with a stupid person. A person who cant think for themself. A person with nothing upstairs. Someone who has HERPES of the brain instead of the body. It impairs their thinking and makes them become brainwashed easily.
Mikey Rehmeer has herpes of the brain.
by sjeeee December 27, 2007
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brain-orgasm

when you are having a conversation and this of the most perfect word to describe what you're talking about, and suddenly the word escapes your mind, and you spend a good 10+ minutes trying to remember the word. then out of nowhere the word comes back to you, your hands grip whatever is in arm-length and you let out a gasp.
"yeah my parents got married a lot later, but theyre quite.....crap i just had the perfect word"
"what was it"
"it had to do with uncommon, or against society"
(10+ minutes later)
(falls back onto bed, grabs the persons wrists)"oh my gosh i got it, unconventional" (gasp, smile, laugh, relief)
"geeze that was like an orgasm"
"oh no that was a brain-orgasm"
by holymoleydood August 07, 2009
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sand on the brain

A description used for someone who has said or done an incredibly stupid thing, that it is attributed to them having sand on their brain.
Friend 1: Hey dude, Friend 3 still thinks we only use 10% of our brain.
Friend 2: He's got some sand on the brain.
by massivegamer July 17, 2019
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Brain Enema

1. A process to flush the all the current thoughts, views, headaches, and/or attitudes of an individual. Usually involving drugs, a blunt force to the head, electroshock therapy, meditation, frontal lobotomy or other brain altering procedure.

2. A strong alcoholic drink, or combination of alcoholic beverages to induce forgetting about the current situation or problem.
"This headache is killing me, I need a brain emena!"

"I know just what you need to get your ex out of your head. We will go out on town and give you a brain enema!"
by Mr. Davy Jones August 10, 2012
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