See also: šdw English English Wikipedia has an article on:SDWWikipedia Noun SDW pl (plural only) Initialism of seven dirty words. Noun SDW (plural SDWs) (physics) Initialism of spin-density wave. Initialism of static discharge wick. Proper noun SDW Initialism of Six-Day War. Initialism of South Downs Way. Anagrams DWs, WDS, WDsWikiwand - on Seamless Wikipedia browsing. On steroids.Remove ads