Also found in: Acronyms.
slang Someone who is very stupid. Can you believe that dum-dum is still pushing the door marked "pull"?
1. slang A useless drunkard. Sometimes hyphenated. This part of town is filled with addicts and rumdums. That old rum-dum hasn't held down a job in over 10 years. He's been too busy roaming from bar to bar.
2. slang A very stupid, bumbling, incompetent person. Sometimes hyphenated. I can't believe they appointed that rumdum to run the company. This device is so simple that even rum-dum like me can use it.
tweedledee and tweedledum
Any two people very similar in appearance, manner, or behavior, especially those who are or act particularly oafish or foolish. A reference to the names of two fictional twins in Lewis Carroll's Through the Looking-Glass, and What Alice Found There. It's a wonder we have any nice things at all with tweedledee and tweedledum over there running around the house knocking into everything. Most of the world sees our two countries as tweedledee and tweedledum, but we generally hate being lumped in with our boorish neighbors to the south.
Farlex Dictionary of Idioms. © 2015 Farlex, Inc, all rights reserved.
n. a stupid oaf; a dullard. Marvin is no dum-dum. He just looks that way.
rumdumand rum-dum (ˈrəmˈdəm)
1. n. a drunkard; a ruined alcoholic. I don’t want to end up like a dirty rum-dumb.
2. n. a stupid person. Hey, rumdum, wise up and do what you are told.
3. mod. alcohol intoxicated. The old lady got rumdum on gin.
McGraw-Hill's Dictionary of American Slang and Colloquial Expressions Copyright © 2006 by The McGraw-Hill Companies, Inc. All rights reserved.