The term 'Held On By A Thread' can be summarized by the word 'sewn'. Sewing is a process of joining two pieces of fabric together using a needle and thread. It is a common technique used in clothing construction, quilting, and other crafts. Sewing is also used to repair items, such as torn clothing or furniture upholstery. The phrase 'held on by a thread' is often used to describe something that is barely holding together, or is in danger of falling apart.