Dictionary.com
definitions
  • synonyms

foot-in-mouth disease

See more synonyms for foot-in-mouth disease on Thesaurus.com
noun Informal: Facetious.
  1. the habit of making inappropriate, insensitive, or imprudent statements.
Show More

Origin of foot-in-mouth disease

1965–70; pun on foot-and-mouth disease, with allusion to foot-in-mouth
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018