The term 'YAK FEATURE' is a crossword solution that can be broken down into two words: 'YAK' and 'FEATURE'. YAK is a long-haired, humped-back ox found in the Himalayan region of South Asia. It is used as a pack animal and for its milk, meat, and hide. A FEATURE is a distinct property or characteristic of something, such as a product or service. Therefore, the term 'YAK FEATURE' could refer to a distinct characteristic of a YAK, such as its long hair or humped back. The crossword solution for this term is 'HORN', which could refer to the horns of a YAK.