The term 'LITTLE 'uns' is a colloquialism used to refer to small children. It can be broken down into four different words: TADS (4 letters), TYKES (5 letters), TOTS (4 letters), and RUGRATS (7 letters). TADS is a slang term for a young boy, TYKES is an informal word for a small child, TOTS is a term for a toddler, and RUGRATS is a slang term for a mischievous child. All of these words are used to describe small children in a playful and affectionate way.