an imaginary fish from JD Salinger's short story called "A Perfect Day For Bananafish" which is found in the book 9 stories by Salinger. According to the main character of the story banana-fish are fish the swim into coral reef and holes in rocks to eat the bananas growing there but then eat too many and cannot swim back out and then die because of this.
A superior political ideology invented many before the society exist that being use by our ancestors. Bananaism still remain superior but not too popular because of lack of the banana in the forest. one of the greatest dictator Adolf Hitler approve Bananaist party in 1941. Bananaism party still exists now but still remain secret by government.