"Best bib and bands" refer to the best clothing and accessories for a formal occasion. Other synonyms for "best bib and bands" could include "formal wear," "black tie attire," "evening dress," "tuxedo," or simply "dressy clothes." These terms all refer to dressier clothing suitable for events such as weddings, galas, or other special occasions. It's important to note that the level of formality of these events may vary and therefore impact the appropriate attire. Regardless, whether it's "best bib and bands" or "black tie attire," there are many ways to dress up for special occasions and look your best.