In order to understand semi-formal, let's start with formal attire—the dressiest of dress codes. In the U.S., formal means wearing a tuxedo, an evening shirt, a bow tie, black patent leather ...

However, when you buy something through our retail links, Condé Nast may earn an affiliate commission.Sometimes, even an experienced fashion writer has to search, “What to wear to a formal wedding.” I ...

Discover our guide to men's wedding guest attire for every type of occasion, from black-tie affairs to semi-formal beachside weddings.