lounge; waiting room; bar lounge
Refers to a comfortable seating area in hotels, airports, or bars. The English-derived sense is the most common usage.
I waited for my departure in the airport lounge.
We had a light drink in the hotel lounge.
hostess club; hostess bar
In Japanese nightlife, a lounge often refers to a hostess club where female staff entertain male customers. This sense is distinct from the Western 'lounge' and is a common usage in Japan.
He often goes to a hostess club after work.
I relaxed in the lounge before my flight.
I waited for my friend in the hotel lobby lounge.
My boss invited me and we drank at a lounge in Ginza.
She works at a hostess lounge in Roppongi.