"Dressy attire" refers to clothing that is more formal and elegant than casual wear. It typically includes clothing such as suits, dresses, or dress shirts and pants for men, and formal dresses or skirts for women. Full definition
While it's traditional longer length pairs quite nicely with dressy attire it very well fits right in with our denim and t - shirts. (texturesofgrace.com)
Get ready to give dressy attire an edge over the rest. (myntra.com)