Definition of niggling for English Language Learners. : causing you to feel a slight pain or to be worried or annoyed for a long time.
What is PPAP? The Production Part Approval Process (PPAP) is a standardized process in the automotive and aerospace industries that helps manufacturers and suppliers communicate and approve production designs and processes before, during, and after manufacture.
The Consumer Directed Personal Assistance Program (CDPAP) is a statewide Medicaid program that provides an alternative way of receiving home care services, where the consumer has more control over who provides their care and how it is provided.