look up any word, like cleveland steamer:
 
5.
1. the point at which your brain is processing so much information that you feel so tired

so much so as if your brain is being fucked/raped by information

2. the point of which something is too hard to comprehend
dude 1: dude, that test was so hard!

dude 2: i got brain fucked.
by s-fly March 19, 2009
 
1.
To screw with someone's head, by using deceit, taunting, and name-calling.

Kevin just brain fucked the shit out of you.
by kingkevin November 13, 2006
 
2.
A very minimalist programming language, having a total of eight instructions. Brainfuck is turning complete. Programs written in BF are necessarily obfuscated, as the entire set of commands are as follows: + - < > , .
Hello World in Brainfuck:
++++++++++>+++++++>++++++++++>+++>+<<<<-
>++.>+.+++++++..+++.>++.<<+++++++++++++++.
>.+++.------.--------.>+.>.
by Luca Kaceem Butler Masters January 29, 2004
 
3.
1. Verb: To fuck with the mind/head, to toy with ones thoughts of reality; to cause a state of confusion and befuddlement.

2. Noun: A brainfuck -- something that brainfucks.

3. Adj.: An object that possesses qualities or traits that brainfuck.
1. Man, Hideaki Anno brainfucked me this time!

2. That brainfuck of an anime will have me contemplaiting its meaning in my dark, dark room for days...

3. That Evangelion movie sure was a brainfucker, eh Wang?
by Hiro Protagonist February 16, 2004
 
4.
The condition usually experienced after regaining consciousness after tripping your balls off (using LSD) as your mind attempts to recover. Symptoms include a feeling of general stupidity and the soreness one would associate with having a large phallus shaped object repeatedly shoved into the depths of the cranium, no lube.
Oh, brain fuck.
After dropping that dose last night, my brain fuck makes me feel as dumb as a fucking rock.
20 hits of acid will cause a serious brain fuck.
by theoneyiv December 06, 2009
 
6.
To lie, deceive, manipulate, bullshit, con, to influence unfairly or unscrupulously, to control shrewdly.
My boyfriend will brainfuck me, in attempts to clear his wrong doing.
by Colldoll February 17, 2014
 
7.
form of;/ courting ritual generally used by professional/cranium loving people to entice the intellect (aka brain/largest erogonous zone).. necessary connection if one hopes to fornicate with the highest form of cromagnum man (woman)

male version_"dude that chick is hot,"yah but i dont have the energy to brain-fuck her tonight"
female version "Sister, he's cute but he hasn't brain- fucked me yet"
by urban ruby October 29, 2007