Yarn bundle is a term used to describe a group of yarns that are wound together in a single unit. The two crossword solutions for this term are 'HANK' and 'SKEIN'. A HANK is a unit of yarn that is formed by winding it into a loose coil, usually with several loops. A SKEIN is a unit of yarn that is wound into a continuous length, usually with several strands. Both hanks and skeins are commonly used to package yarn for sale.