big·wig | ˈbiɡˌwiɡ | noun Informal. | an important person, especially an official. like new size medium Made from Japanese stretch cotton twill, the Bigwig is destined to be your favorite day to night closet staple. Designed as a flirty take on traditional workwear, the Bigwig includes patchwork chest pockets, a placket-covered center front zipper, high waist and a cropped, tapered pant leg. Dress it down with sneakers or up with heels. It’s time to be your own Bigwig!