Dumbknock
Another word for someone that acts or says something stupid, foolish, unintelligent.
Don't be such a dumbknock. My dog, Reilly, is a dumbknock; she continually barks after she knows who is at the door.
dumbknocker
An annoying and bothersome person. Originally derived from the person who knocks very loudly on the door because he thinks someone is home and avoiding them by not answering.
that Wally is such a dumbknocker.
dumbknocker
Somebody who keeps knocking on your door, even if you've already invited them in. See retard or nimrod.
Otis is such a dumbknocker; I've already said, 'Come in' 5 times and he's still knocking at the door like a total idiot.