what is yelled when two or more people say the exact same thing, think the exact same thing, or do the exact same thing at the same time.
Joe: "hey that car over there looks like a shroom"
shannon: "OMG i was thinking that exact same thing! BRAIN BOND!"
shannon: "OMG i was thinking that exact same thing! BRAIN BOND!"
by shanntaban December 18, 2011
Get the Brain Bondmug.