um|melden
Translation
to re-register, to register a change of address
Examples
Ich muss mich morgen ummelden.
I have to re-register tomorrow.
Er hat sein Auto umgemeldet.
He has re-registered his car.
Grammar Patterns
sich ummelden to re-register (oneself) I have to re-register tomorrow.
((sth.)) ummelden to re-register (sth.) He re-registered his car.
Similar Words
registrieren (to register)
Etymology
From the prefix 'um-' (change, around) + the verb 'melden' (to report). Literally 'to report a change'.
Memory Tips
Think of moving house ('umziehen') and then having to 'melden' (report) your new address. That's 'ummelden'.