dim bulb

dim bulb

An unintelligent or slow-witted person. I explained this to you not once, but three times! Are you just a dim bulb, or what?
See also: bulb, dim
Farlex Dictionary of Idioms.

dim bulb

n. a dull person; a stupid person. George seems to be a dim bulb, but he’s a straight-A student.
See also: bulb, dim
McGraw-Hill's Dictionary of American Slang and Colloquial Expressions
See also:
  • dim
  • airbrain
  • airhead
  • (one's) way out of a paper bag
  • out of a paper bag
  • (one's) way out of a wet paper bag
  • pumpkin head
  • smurfbrain
  • couldn't find (one's) way out of a paper bag
  • airheaded
References in periodicals archive
Karla Hughes (her sweetish voice tinged with just the right touch of tartness) was a sexed-to-the-gills Zerlina whose hormones had clearly outpaced her street smarts, with Bryan Glenn Davis her believably dim bulb of a Masetto.
Thanks to megawatt Mel, even this dim bulb of a movie sometimes shines.
There follows a hilarious scene - of particular relish to all who hate being forced into sing-alongs - in which Keith is exposed as a bully and a fool, and a dim bulb goes on for Candice Marie.
In an interview last month, Osbourne seemed to reaffirm her distaste for the Aussie pop star with claims she said: "[Dannii] wasn't so much a dim bulb as a bulb in a power cut.
She wasn't so much a dim bulb as a bulb in a power cut" - Sharon Osbourne on why she left the X Factor.
Whenever these two brainy, but terminally bruised soulmates are together, their corrosive dialogue (at which Gionfriddo is some kind of genius) makes every dim bulb light up.
Dim bulb: Absentminded driver who leaves turn signals flashing for mile after mile while those behind have to guess whether he's about to turn again.
It's hard to see how this dim bulb is bright enough for Oxford, because all the smart lines go to his smart-alec boyfriend.
But there was no way The Washington Post would run a banner headline that read, "Bush Lights on Dim Bulb." Blind quotes--and no Republican was self-destructive enough to tell the truth on the record--can only carry you so far.
Christophe is a fairly dim bulb and way more sentimental than the pragmatic, mercenary Chrystele.
One dim bulb gives barely enough light to see by and the yellowed wallpaper seems to make the sparsely-furnished room even darker.
Washington is held for ransom by a thick-witted group of kidnappers (including Slim, a dim bulb played by writer-director Pooh).
He and two slacker pals, surfer-dude-ish dim bulb Joey (Kenny Luper) and hot-tempered Nell (Christian Leffler), plot escape from their dead-end small town by robbing the local bingo tournament.
Younger brother Anthony (Freddie Prinze Jr.) is a fairly dim bulb and recent dropout.
Planets, even small ones, are easier to see around these dim bulbs than they are around sunlike stars.