The phrase "outdoor plunge" refers to immersing or diving into water outside under open skies, usually in a pool or a natural body of water. Full definition
All of the spacious accommodations feature separate sitting areas and some have their own private outdoor plunge pools. (theluxurytravelexpert.com)
A cozy outdoor plunge pool completes this gorgeous home. (idesignarch.com)
Featuring an open floor plan which accommodates a large working desk, seating and sleeping areas, these spacious suites all have outdoor plunge pools and showers located on their private terraces. (mandarinoriental.com)