clanger

drop a brick

1. To unintentionally say or do something embarrassing, tactless, or indiscreet; to commit some social faux pas or mistake. Primarily heard in UK. I dropped a brick on our first date by ordering veal, only realizing later that he's a staunch animal rights advocate.
2. To announce a particularly surprising, alarming, or upsetting piece of news. An alternative form of "drop a bombshell." Primarily heard in US, South Africa. Mary dropped a brick when she told me she was moving to France next week. I'm about to drop a brick on my parents by telling them that I'm going to quit law school and pursue a career in art.
See also: brick, drop

drop a clanger

To accidentally do something embarrassing. Primarily heard in UK, Australia. I really dropped a clanger when I asked Julia about her surprise party—which hadn't happened yet.
See also: clanger, drop
Farlex Dictionary of Idioms.

drop a brick

Also, drop a clanger. Say something indiscreet, commit a social gaffe. For example, John dropped a brick when he called her by his ex-wife's name. [Slang; 1920s]
See also: brick, drop
The American Heritage® Dictionary of Idioms by Christine Ammer.

drop a brick

BRITISH
If you drop a brick, you say something which upsets or offends other people. After his comments on the live TV programme, Mr Freeman was immediately aware that he had dropped a political brick of the worst kind.
See also: brick, drop

drop a clanger

BRITISH, INFORMAL
If you drop a clanger, you make a very embarrassing mistake. Conservatives in Eastleigh dropped a clanger in their election leaflet by admitting that few people will be voting for them tomorrow. The presenter dropped a clanger on this morning's show by referring to the singer's long-haired son as a girl. Note: This expression probably comes from comparing an obvious and embarrassing mistake with the clang or loud ringing noise made when a heavy metal object is dropped.
See also: clanger, drop
Collins COBUILD Idioms Dictionary, 3rd ed.

drop a brick

make an indiscreet or embarrassing remark. British informal
See also: brick, drop

drop a clanger

make an embarrassing or foolish mistake. British informal
Dropping something that makes a loud clang attracts attention; this mid 20th-century expression is used especially in the context of a very embarrrassing or tactless act or remark made in a social situation.
1998 Spectator Yet he never escaped from his own nagging suspicion that he had somehow overachieved…and that he was likely to drop a huge clanger at any moment.
See also: clanger, drop
Farlex Partner Idioms Dictionary

drop a ˈbrick/ˈclanger

(British English, informal) say or do something that offends or embarrasses somebody, although you did not intend to: I dropped a real clanger when I mentioned the party. He hadn’t been invited.
See also: brick, clanger, drop
Farlex Partner Idioms Dictionary

drop a brick

and drop a bomb(shell)
tv. to reveal startling information. Britney came in and dropped a brick that scared us all. She dropped a bombshell when she told us she was married again.
See also: brick, drop
McGraw-Hill's Dictionary of American Slang and Colloquial Expressions

drop a brick

Informal
To make a clumsy social error.
See also: brick, drop
American Heritage® Dictionary of the English Language, Fifth Edition.
See also:
  • drop a brick
  • drop a brick/clanger
  • stick (one's) foot in (one's) mouth
  • foot in one's mouth, put one's
  • put (one's) foot in (one's) mouth
  • put foot in mouth
  • put one's foot in it
  • put your foot in it
  • put (one's) foot in it
  • if you keep your mouth shut, you won't put your foot in it
References in periodicals archive
In fact, the Clangers were my particular favourite, with their whistling and waddling, terribly cute noses and the Soup Dragon.
Remember the ``marvellous mechanical mouse organ'', the soup dragon clucking disapprovingly at the Clangers or Stu Francis saying ``Ooh, I could crush a grape'' on Crackerjack?
Fill the mould to the top with the chicken and cheese mix and then fold over the edges of the bread to contain the filling, and place the last disc on top to seal the clanger.
When they are showered with gold coins, the Clangers turn avaricious, hoarding them and don't speak to each other, until that is, they discover them to be made of chocolate.
NeW NeW THE CLANGERS , MONDAY, CBEEBIES, 5.30PM Paddington, Thunderbirds and now The Clangers - it feels like we have jumped a TV time machine and gone back to the 60s and 70s.
But he says he still can''t stop dropping clangers.
CLANGER: Craig Gordon drops the ball into his own net to gift Celtic the three points
Mother Clanger is warm and loving while Granny Clanger just wants to live quietly knitting threads of silver frost.
As for Mr Beckham, he was still licking his wounds after Thursday night's Portugal defeat and that spot-kick clanger - and blaming the pitch and the penalty spot.
But Welshpool could take heart from their second away win in four games, achieved courtesy of a defensive clanger on 75 minutes.
DOZY Michael Gove has been ridiculed for dropping a bedroom tax clanger yesterday.
Clanger No.1 came when Styles let Chelsea's Michael Essien off with a yellow card for an over-the-top tackle in the match against Bolton.
Clanger Sugar mixes up the teams - Liz Locke is project manager of Synergy and Paloma Vivanco runs Apollo.
One of the UK's leading political journalists said yesterday that Tory leader Michael Howard had dropped his biggest clanger yet in his response to the Hutton Report.
Ronnie dropped his clanger in America while talking about his former band The Faces' induction into the Rock and Roll Hall of Fame.