When you are fucking a chick you cum between her pussy lips, then place you dick on top and move in back and forth to give the appearance of a Banana Boat.
A Peruvian Banana Cake is a prank in which someone sneaks cocaine and their own sperm into a cake. While making the cake, you would mix sperm and cocaine into either the icing or the cake batter.
Brad: Hey, what are we going to do for Jim's birthday?
Quinn: I decided i would make him a nice Peruvian Banana Cake.
A nickname for those who are odd, opinionated, and inevitably, yet tolerably, awkward members of social circles that straddle the line between love and hate more than about any other stereotype. Usually never outspoken on anything. Very intelligent. Definitely knows how to have fun.
Banana rhymes with Jana, which makes Jana Banana a perfect nickname.
A gay Republican, possibly closeted. Ironic in two senses: it's the name of a fashion company and banana is a term, albeit an immature one, for a penis.