noun

der Schluß, Schlüsse

end · ending

Es ist das Ende von etwas, zum Beispiel einer Geschichte oder einer Veranstaltung.

The word Schluß (often spelled Schluss in modern German) has several primary meanings:

End or conclusion: It refers to the final point of something, such as the end of a movie, a book, or a meeting.
Decision or deduction: In a logical context, it refers to a conclusion reached through reasoning (logischer Schluß).
Closing or locking: It refers to the act of closing something (e.g., Ladenschluß for store closing time) or a mechanical locking mechanism.
Electrical connection: In technical terms, it refers to a short circuit (Kurzschluß).

Grammar: It is a masculine noun (der Schluß). In the plural, it becomes die Schlüsse.
Word origin: It is derived from the Old High German word sliozan, which means "to close" or "to lock." It shares the same etymological root as the English word "slot."
Note on spelling: Since the German orthography reform of 1996, the spelling Schluss is the standard form, as it follows a short vowel. However, Schluß is still widely recognized in older texts and traditional usage.