Donderdelding
Old frisian name for a helicopter from the day these machines were not so reliable. Donderdelding is a compostion of the conjugation of the verb "deldonderen" wich means "to crash down" and the word "ding" wich just means thing.
So a donderdelding is a thing that often crashes.
So a donderdelding is a thing that often crashes.
Der hast weer sa'n lawaaierig donderdelding; there is another noisy helicopter