The slightly incapacitated state of mind after a proper, vigorous fucking... and at least one orgasm.
You're under the influence of fuck brain, dude... you just asked me to MARRY you!!! LOL
84๐ 11๐
Someone who never uses common sense, like engineers and people who just don't get life.
A board is cut 1/8" short and their micromiter mind says it's off. You kindly reply "It's a house not a hydrolic pump FUCK BRAIN !
You screwed his girl friend, of course he's pissed, FUCK BRAIN !
13๐ 23๐
Someone thats been fucked in the ear and can now cum out of any part of their body because of all the cum in their head.
Cathleen is a fuck brain because she likes to get fucked in the ears.
14๐ 50๐
1. A person who impedes the flow of traffic on two lane highways by driving far below the speed limit.
2. A person who makes a stupid move while driving a car.
1. That stupid fuck brain is doing 35 MPH in a 55 zone!!
2. That stupid fuck brain!! They don't know how to drive. Look, they're all over the road!!
41๐ 19๐
A complete and utter dipshit. A parents biggest disappointment among their children. An individual who cannot find their ass with both hands. A completely useless individual whether it be mechanical,technical, or intellectually. A person who is so clueless that they could drown standing in a rainstorm.
Someone better get fuck brain McGee out of the rainstorm .that dipshit is gonna drown. Goddamn his parents must be disappointed.
He/she does not know anything about anything, he/she just either thinks about sex or he/she is just stupid to the max.
Person 1: You have a worse grade then me in math!
Person 2: But I have overall better grades fuck for brains.
Meaning, most bitches are braindead bimbos. Just because bimbos spend all their time on social media and listen to terrible music doesn't mean they don't need love.
Son: Katelyn is hot, but dumb as fuck, and we don't share any similar interests.
Dad: You don't fuck brains son.
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