WPWW
WPWW is a common white supremacist acronym that stands for "White Pride World Wide." The phrase is used as part of the logo for Stormfront, the largest white supremacist website on the Internet, which accounts for its widespread use by white supremacists. (Source: ADL.org)
"John seems like a decent guy, but that WPWW logo bumper sticker on his car makes me think he's into White Nationalism and White Power."