1. another word for dumbhead
The day after I acted like a complete dummkopf and left the tent alone.
relating to an idiot
or the behaviour of an idiot
His fairway behaviour, though, at its worst, is more dummkopf than Schwarzkopf.
Collins English Dictionary. Copyright © HarperCollins Publishers
Word origin of 'dummkopf'C19: from German dumm dumb + Kopf head