The term 'Bloodhound Clues' refers to the use of scent-tracking dogs, specifically bloodhounds, to help solve crimes. The crossword solution for this term is 'ODORS', which refers to the ability of bloodhounds to detect and follow scents in order to locate missing persons or objects. Bloodhounds are trained to recognize and follow a particular scent, allowing them to track down suspects or evidence that would otherwise be difficult to find.