Woman acceptance factor or Wife Acceptance Factor, commonly used in discussions related to HTPC and other media devices. The first known WAF reference was in a 1989 article about wives rebellion against "oversized loudspeakers"
WAF1, protein implicated in p53 transcriptional regulation.
Web Application Framework, a software framework that is designed to support the development of dynamic websites, Web applications and Web services.
Work Authorization Form, a document used throughout the US Navy in maintenance and repair operations to ensure systems slated for work are placed in a safe condition before such work can commence.