Legal Definition of waiver. : the act of intentionally or knowingly relinquishing or abandoning a known right, claim, or privilege; also : the legal instrument evidencing such an act â compare estoppel, forfeiture.
YAWL: Yet Another Workflow Language. YAWL is a BPM/Workflow system, based on a concise and powerful modelling language, that handles complex data transformations, and full integration with organizational resources and external Web Services. YAWL offers:
Definition of yam for English Language Learners. : a long, thick root of a tropical plant that has rough brown skin and usually white or yellow flesh and that is eaten as a vegetable.