Posted in Dictionary DIWU stands for Directorate of Irrigation and Water Uses (Syria) DIWU stands for Despatch Industry Workers Union (London, England, UK; 1989-1992) DIWU Share Pinterest Tweet Whatsapp Post navigation DIWTADIX Leave a Reply Cancel replyYour email address will not be published. Required fields are marked *Comment * Name * Email * Website Save my name, email, and website in this browser for the next time I comment.