1. WPB - Noun
2. WPB - Proper noun
WPB (plural WPBs)
Initialism of wastepaper basket.
WPB
(historical) Initialism of War Production Board.
The WPB stayed loyal to the teachings of Mao for a long time, but after a general congress held in 2008 the party formally broke with its Maoist/Stalinist past. Source: Internet
This group became the Workers' Party of Belgium (WPB) in 1979 and still exists today, although its power base has shifted somewhat from Flanders towards Wallonia. Source: Internet