The term MET EXPECTATIONS can be broken down into four crossword solutions: OPERAS (6 letters), ARIAS (5 letters), SOLI (4 letters), and FILLEDTHEBILL (13 letters). OPERAS are large-scale musical works, usually with a dramatic plot, that are typically performed in an opera house. ARIAS are solo pieces of music sung by a single character in an opera. SOLI are sections of music sung by a group of singers in an opera. FILLEDTHEBILL is an idiom meaning to meet expectations or fulfill a requirement.