When a man takes his nut sack gym bag and places it as close to the face of a sleeping victim as possible. A picture is then taken with the balls/victim in the same photo.
by Amber June 01, 2004
A clusterfuck of neutrons that are supposed to make you smarter but at the end of the day you still cheated on me and got caught you slut Sarah!
by Quentiam October 15, 2019
To brain someone is to club them in the head with something, possibly until you see brain leaking out.
by shellita November 03, 2006
by Dan Pope-Davis February 21, 2005
A one-hand grip maneuver performed on a scrotum; either your own (usually during the penis showing game), or someone else's (during oral sex, foreplay or cbt). The scrotum is grabbed near the base, squeezing until the skin is tight and the testicles beneath bulge out to form the appearance of left and right "lobes" of a brain.
by Phoenyx November 16, 2006
Any individual (male or female) who posesses an I.Q. greater than 170 who is completely absorbed by books, music, and other subjects not remotely related to sports. The opposite of a jock.
Co-worker: Hey, did you see the Eagles games last night?
Me: That's none of my concern; I'm not a jock, I'm a brain.
Me: That's none of my concern; I'm not a jock, I'm a brain.
by Michael B. Morton September 20, 2006