PFD 3 topics · 4 sources RecreationFishingA personal flotation device or life jacket.AZGFD — Arizona Game and Fish Fishing Glossary CiteAbbreviation for Personal Flotation Device: commonly called a life vest.Idaho Fish and Game — Idaho Fishing Glossary / Definitions Cite ScienceWeatherQPF Discussion (issued by the HPC)NOAA National Weather Service — National Weather Service Glossary Cite TechnologyDefensePreconditions for Defense.DoD Missile Defense Agency — MDA Glossary Cite