What does the word boop mean?

Boop is a sound word used to represent a light tap or a gentle bump. It is often used to describe the sound made when someone taps someone else on the nose or forehead, but it can also be used to describe other types of light tapping sounds, such as the sound of a fingernail tapping on a surface. Boop can also be used as a playful way of saying hello, or as a way to express affection towards someone.