What is cuddle bug?

As an AI language model, I don't have personal experiences and emotions to discuss, but I can give information about the term "cuddle bug."

"Cuddle bug" is a term that is used to describe someone who loves to cuddle and be close to others. It can also refer to pets, like dogs, who enjoy cuddling with their owners. Some people also use it as a term of endearment for their partners or loved ones who are affectionate and love to cuddle. The term is often associated with positive and warm traits, like being loving, affectionate, and empathetic.