What is the hink pink for incorrect melody?

The hink pink is the gesture used to signify an incorrect note in a music composition. It is made by drawing a small horizontal line across the note with an 'X' through the line. The gesture is often accompanied by the word "hink" or "pink" to further emphasize the incorrectness of the note. The term is most often used in jazz music, but it can also be used in other genres.