a, an, (colloquial reduction of denn in a question)
Was hast n da?
What have you got there?
— The Bridge (1959)
Was 'n?
What is it?
— Amores perros (2000)
Was machst 'n für 'n Gesicht?
Why the long face?
— The Blue Angel (1930)
Hau 'n wir ab.
Let's get out of here.
— Bacurau (2019)
Was 'n los?
What’s up?
— Who Am I – Kein System ist sicher (2014)
Ja, mach 'n Abflug!
Yeah, get lost!
— War Machine (2026)