As a Noun:
1. The last part of an activity. English = end, close.
2. The last part of a book or a film. English = end, ending.
As a Verb or Adjective:
1. To do something which is the last part of an activity, or the last part of a text (such as a book or a film). English = end, close.
2. To move something, such as a door or gate, so that you can no longer go through an opening. English = close.