giga-brain

someone with a supercharged melon, who actually uses all 300 billion of their brain cells.
Tito the rocket scientist is a real giga-brain.
by Mr. Crusty November 01, 2006
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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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storm-brain

A well-rounded author and Verita who has been on fanfiction.net since the glory days of the Percy Jackson and the Olympians fandom, before the Sues and Stus took over. She is a very talented photographer and writer. Storm often says she's leaving, but we have yet to see her go.
Storm-brain wrote "The Years of our Titans".
by Winter Child July 20, 2010
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