In the context of a hotel, the term "pax" is an abbreviation for "passengers" [1]. It originated from the travel industry, most likely from cruise ships, and migrated to the hospitality industry. In hotels, "pax" is used to define the number of guests or persons staying in a room or attending an event [1].

Here is some additional information about the term "pax" in the hotel industry:

1. Definition: "Pax" refers to the number of guests or persons in a hotel room or attending an event [1].
2. Usage: Hotel staff may use the term "pax" when discussing room occupancy or event attendance. For example, if a group of two people checks into a hotel, they would be referred to as "2 pax" [3].
3. Origin: The term "pax" likely originated from the travel industry, specifically from cruise ships, where it was used to denote the number of passengers on board [1].
4. Similar terms: In the hotel industry, "pax" is similar to the term "covers," which is used to refer to the number of people being served in a restaurant [3].

Learn more:

1. What is a 'pax' in a hotel? - Quora
2. Pax in reference to Hotel Rate Charts | WordReference Forums
3. what does P.A.X. stand for ??? | Chef Forum