look up any word, like half chub:
 
1.
the act of giving and receiving oral sex/pleasure (at the same time) to/with a person of the opposite sex in a very intense and "nasty" manor.
girl: "I'm bored"
boy: "me too!"
girl: "wanna kill time?"
boy: "what did you have in mind?"
girl: "Brain Swap!!"
by Sdot.M June 26, 2009

Words related to Brain swap

69 blowjob bomb going down sofia