drop a clanger

drop a clanger

  (British & Australian informal)
to say something by accident that embarrasses or upsets someone I dropped a clanger by asking John how his dog was when it's been dead three months.
See also: clanger, drop
References in periodicals archive ?
The company appeared to drop a clanger by revealing a June launch date for the Nokia Lumia 900 online before quickly removing the web page.
The pair caused controversy after agreeing female officials "don't know the offside rule" and predicting lineswoman Sian Massey would drop a clanger during Wolves's home game against Liverpool on Saturday.
Even the legendary language mangler Bush didn't drop a clanger like that.
Dr Cox decides to drop a clanger when he tells the residents that it is inevitable the staff will end up killing a patient or two - albeit by accident.
ALEC STEWART watched his heir-apparent James Foster drop a clanger and told him: "You expect to catch those.