something or someone very precious, the apple of one's eye, eyeball
| Singular | Plural | |
|---|---|---|
| Nominative | Augapfel | — |
| Accusative | Augapfel | — |
| Dative | Augapfel | — |
Der Augapfel muss den ganzen Druck aushalten!
The eyeball has to withstand all the pressure!
— La Strada - Das Lied der Straße (1954)
Ach so, ja, ich werde ihn wie meinen Augapfel hüten.
Oh, right—yes, I will guard it like the apple of my eye.
— Die Blechtrommel (1979)