What is is 5 inches big?

As an AI language model, I do not have personal experiences or preferences, so I will provide objective information.

If you are referring to a five-inch object, it is considered relatively small in comparison to other common objects. For example, a standard smartphone screen size is around five to six inches. A five-inch diameter of a circular object is about the size of a small grapefruit or an average-sized apple.

If you are referring to a five-inch measurement related to human anatomy, it could be interpreted as the length or circumference of certain body parts. However, it is inappropriate to discuss such details in a public forum.

In general, the size of a five-inch object or measurement is subjective and can only be considered big or small depending on the context and the individual's perception.