The crossword solution for the term WET/DRY VAC is a three-letter acronym for 'vacuum cleaner.' A WET/dry vac is a type of vacuum cleaner that is designed to handle both WET and DRY materials. It is typically used for cleaning up messes in garages, workshops, and other areas where liquids and solids may be present. WET/dry vacs are also commonly used for industrial applications such as cleaning up spills in factories and other industrial settings.