WD

WD may refer to:

Arts and entertainment

 * The Walking Dead (TV series)
 * Watership Down
 * White Dwarf (magazine)

Government agencies

 * Royal Canadian Air Force Women's Division
 * War Department (United Kingdom)

Other businesses and organizations

 * DAS Air Cargo (IATA code WD)
 * Wardair (defunct IATA code WD)
 * WD-40 Company, manufacturer of household and multi-use products, well known for its signature brand, WD-40.
 * Western Digital, a computer storage manufacturer
 * Western Economic Diversification Canada, a Canadian government agency
 * Wikidata, a Wikimedia Foundation collaborative online project
 * Wilts & Dorset, a southern England bus operator
 * Winn-Dixie, an American supermarket chain

Places

 * WD postcode area, England, UK
 * County Waterford, Ireland

Science and technology

 * WD-40, a penetrating oil spray
 * Band 3, a protein
 * Web Dynpro, a web application for developing business applications
 * Whipple's disease, a rare, systemic infectious disease caused by the bacterium Tropheryma whipplei
 * White dwarf, a compact star in astronomy
 * Working directory, in computing
 * Western Digital, a storage brand

Other uses

 * Walt Disney, American cartoonist and businessman
 * Wedding Day
 * Weekday
 * "Well done", in Internet slang
 * Withdrawal (disambiguation)
 * Wing defence, position in netball
 * Working Draft, a stage in standardization process of the International Organization for Standardization