Noun

(en noun) (wikipedia mudflap)

A rectangular flap mounted near the wheel of a truck to prevent mud from being thrown up onto the vehicle.

*{{quote-news, year=2007, date=February 1, author=Cathy Horyn, title=The Good, the Bad, the Amusing, work=New York Times citation

, passage=Yohji Yamamoto showed Alpine knits with cropped black trousers, fresh-looking coats in vanilla-colored wool, and knits and other wool colors embellished with the sort of female pinup images you see on old gas-station calendars or on the mudflaps of an 18-wheeler. }}