Men's Dress Code for a Black Tie Event: What to Wear OTAA OTAA TIL: In Western dress codes, technically a black tie event is still only 'semi formal', as fully formal dress is 'white tie', which for men requires a coat with tails. : r todayilearned At weddings, does black tie always mean a floor length gown or a tuxedo? Style and etiquette experts weigh in on the traditional black tie attire required for men, women, and kidsand the more Black Tie Attire, Explained by Menswear Experts in 2024 GQ Stylish Outfit Ideas for Men: Black Tie Dress Code Events