What does the term "Bump" specifically refer to during a performance?

The term "Bump" in the context of a performance commonly refers to a lighting effect. It typically describes a sudden change or intensity in lighting, often used to create an impactful moment or highlight a particular scene. This can involve a quick increase in brightness or color to draw the audience's attention, add drama, or signify a transition within the performance. Understanding this definition is crucial for those involved in theatre, as it relates to how lighting is manipulated to enhance storytelling and emotional impact on the audience.