Home › Words › S › showerhouseshowerhouseshowerhouse means A building equipped with showers, typically near a campsite in a national park, state park or commercial campground.EtymologyFrom shower + house.nounA building equipped with showers, typically near a campsite in a national park, state park or commercial campground.e.g.“The 51-site family campground is outfitted with a showerhouse that has flush toilets and outside dish-washing sinks.” — 1998, Bill Bailey, Pennsylvania State Parks: A Complete Outdoor Recreation Guide for Campers, Boaters, Anglers, Hikers and Outdoor Lovers, Glovebox Guidebooks of America, page 140:Definitions & examples from Wiktionary (CC BY-SA 3.0).