So what is semi-formal for men ... green blazer or bright pink dress shirt. In other words, keep it neutral, fellas. Stick to classic white or light blue for the shirt. Gray, navy, or black ...

Save for the “doctor is ready now”, do any four words inspire more trepidation—and less excitement—than “cocktail attire for men ... dressing up for a formal or semi-formal event ...

So what is semi-formal for men ... 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 ...