der Augapfel

something or someone very precious, the apple of one's eye, eyeball

Aug eye + apfel apple
noun · nominative / dative / accusative, singular masculine Rare #48,027
something or someone very precious, the apple of one's eye Often used in the expression „etwas wie seinen Augapfel hüten“ (to guard something very carefully).
GE: Sie hütet den Ring wie ihren Augapfel.
EN: She guards the ring like the apple of her eye.
eyeball
GE: Der Augapfel ist sehr empfindlich.
EN: The eyeball is very sensitive.
Declension of Augapfel
SingularPlural
Nominative Augapfel —
Accusative Augapfel —
Dative Augapfel —

Und einen Augapfel.

And an eyeball.

— Marvel's The Avengers (2012)

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)

Natürlich begann man die Zone wie seinen Augapfel zu hüten.

Naturally, the zone was guarded like the apple of one's eye.

— Stalker (1979)