1.not open or affording passage or access;
the many closed streets made travel difficult
2.of a curve or surface; having no end points or boundary curves; of a set; having members that can be produced by a specific operation on other members of the same set; of an interval; containing both its endpoints
3.not open;
the door slammed shut
4.used especially of mouth or eyes;
he sat quietly with closed eyes
5.requiring union membership;
a closed shop
6.with shutters closed
7.not open to the general public;
a closed meeting
8.not having an open mind;
a closed mind unreceptive to new ideas
9.blocked against entry;
a closed porch
10. (of the wings of birds and insects) closed together
11. shut down;
the airport is closed because of the weather