closed

Blocked against entry.

“a closed porch”

Used especially of mouth or eyes.

“he sat quietly with closed eyes”

Not open.

Not having an open mind.

“a closed mind unreceptive to new ideas”

Not open or affording passage or access.

“the many closed streets made travel difficult”

“our neighbors peeped from behind closed curtains”

Not open to the general public.

“a closed meeting”

Requiring union membership.

“a closed shop”

(set theory) of an interval that contains both its endpoints.

With shutters closed.