The term 'Tie That Binds' is a metaphor for a strong connection between two or more people, and can be used to describe relationships such as family, friendship, or even business partnerships. The crossword solutions for this term are TRUSS (5 letters), STRAP (5 letters), and TWINE (5 letters). A TRUSS is a structure made of connected elements that is used to support a load, while a STRAP is a long, narrow strip of material used to bind, fasten, or hold things together. TWINE is a thin, flexible cord made of two or more strands twisted together. All three of these solutions can be used to represent the strong bond between two or more people, and thus serve as a metaphor for the 'Tie That Binds'.