Banana and Straight person

Banana noun - Any of several tropical and subtropical treelike herbs of the genus Musa having a terminal crown of large entire leaves and usually bearing hanging clusters of elongated fruits.

Straight person and banana are semantically related in joker topic. In some cases you can use "Straight person" instead a noun "Banana", when it comes to topics like teases, comedian who sets up joke.

Straight person noun - A heterosexual person; someone having a sexual orientation to persons of the opposite sex.

Banana and straight person are semantically related in joker topic. Sometimes you can use "Banana" instead a noun phrase "Straight person", if it concerns topics such as teases, comedian who sets up joke.