DND: Do Not Disturb Definition: A sign placed outside a guest room indicating that the guests don’t want to be bothered until after check-out time. References: https://quizlet.com/hotel-jargon-flash-cards Updated on August 17, 2021 Tagged: HotelService Was this article helpful? Yes No Related Articles CPOR: Cost Per Occupied Room AV: Audio Visual (Equipment) Area of Protection (AOP) (Franchise) H.I.D.: High-Intensity Discharge (Light Bulbs and Lamps) GSA: General Services Administration FTE: Full-Time Equivalent