closed

closed /ˈkloʊzd/ adjective
closed
/ˈkloʊzd/
adjective
Britannica Dictionary definition of CLOSED
1 
: covering an opening : having an opening that is covered
2 
: not operating or open to the public
3 
a  : having ended : not being worked on anymore
b  : no longer able to be discussed
4 
: including only people from a particular group
5 
: happening in private : not allowing the public to participate or know what is being said or done
6 
: not willing to listen to or accept different ideas or opinions

behind closed doors

: in a private room or place : in private

with your eyes closed

— see 1eye