foot-in-mouth disease

noun

, Informal: Facetious.

1. the habit of making inappropriate, insensitive, or imprudent statements.

Word History and Origins

Origin of foot-in-mouth disease¹

1965–70; pun on foot-and-mouth disease, with allusion to foot-in-mouth

Example Sentences

What we are witnessing is another chronic flare-up of celebrity foot-in-mouth disease in the social media age.

From Salon

Similarly, may I offer my gratitude to "Curb Your Enthusiasm" actor Jeff Garlin for his recent public attack of acute TMI, a symptom of foot-in-mouth disease?

From Salon

Some of the “Van Winkle-iest” moments involve Miranda’s foot-in-mouth disease when interacting with Nya Wallace, the Black professor in her new human rights law graduate program.

From New York Times

It’s an amusingly awkward reunion; she barely remembers him, and Ryan, now a pediatric surgeon, has a severe case of foot-in-mouth disease.

From Los Angeles Times

After all, they say, his political foot-in-mouth disease is legendary.

From Washington Times