German Phrase
Hast du die Tür abgeschlossen?
Meaning
This is a direct question asking whether a door has been secured with a key. It uses the German Perfekt tense, combining the auxiliary verb 'haben' with the past participle of the separable verb 'abschließen'.
When to use
Use this phrase when leaving your house, apartment, or car to double-check with your companion that everything is secure. It is a very common domestic question used in everyday situations.
✦Grammar Breakdown
HastdudieTürabgeschlossen
Haben (Auxiliary)
The verb 'hast' is the second-person singular form of 'haben', used here to form the present perfect tense.
Separable Prefix Verb
The verb 'abschließen' is separable. In the past participle 'abgeschlossen', the 'ge-' prefix is inserted between the separable prefix 'ab-' and the root.
Accusative Object
'Die Tür' is the direct object in the accusative case, receiving the action of the locking.
🗨In Conversation
Wir sind schon fast am Auto. Hast du die Tür abgeschlossen?
We are almost at the car. Did you lock the door?
Ja, ich habe den Schlüssel zweimal umgedreht.
Yes, I turned the key twice.
✕Common Mistakes
Hast du die Tür geschloßen?
Schließen means to close; abschließen specifically means to lock with a key.
Hast du die Tür zugemacht?
Zumachen means to shut or close, but does not imply that the door is locked.
↔Alternatives
Ist die Tür zu?
Is the door closed?
Hast du abgesperrt?
Did you lock up? (Common in Southern Germany and Austria)
Ist abgeschlossen?
Is it locked?
Cultural Tip
Germans value security and insurance (Versicherung), and leaving a door unlocked can sometimes void certain home insurance claims. In Southern Germany and Austria, the verb 'absperren' is often preferred over 'abschließen' for the same meaning.

