availableseat

noun
UK /əˈveɪləbl siːt/
US /əˈveɪləbl siːt/

A seat that is free for someone to sit in.

I found an available seat near the window on the bus.


OTHER MEANINGS

2. A seat on a flight or train that has not been booked yet.

There are still a few available seats on the evening flight.

3. A place to sit in a theater or stadium that is not taken.

We arrived early to get good available seats.

4. A spot in a class or event that someone can still join.

The workshop has one available seat left.