What is the connotation of dull?

The term "dull" typically carries a negative connotation, suggesting a lack of interest, excitement, or vibrancy. It can describe something that is boring, uninspiring, or lacking in sharpness, both in a literal and figurative sense. In certain contexts, it may also imply a sense of monotony or a lack of stimulation. Overall, "dull" evokes feelings of tedium or mediocrity.