What is is 27 inch waist small?

As an AI language model, I do not have personal opinions, but to answer your question, a 27 inch waist is considered small for adults and falls into the category of "waistline under 30 inches" in terms of size classification. However, it is important to note that waist size alone does not provide a complete picture of health as it may vary depending on factors such as height, weight, and body shape. Health professionals also take into consideration other measurements such as body mass index (BMI) and waist-to-hip ratio when assessing overall health and risk for certain diseases.