Learn English idioms with meanings and examples

🌎Region: International 📊Difficulty Level:intermediate

straight from the horse’s mouth

Information that comes directly from the original source or the person who knows the truth firsthand.

From horse-trading: buyers examined a horse’s teeth/mouth to judge its age and condition, so getting it “from the horse’s mouth” meant the most reliable, direct evidence. Later generalized to any primary source.

Emphasizes reliability (not hearsay). Common in conversation; it can sound like you’re shutting down doubt, so use it when you truly have a direct source.

  • I heard it straight from the horse’s mouth that the merger is happening next month.
  • Don’t trust the rumors—I got the details straight from the horse’s mouth.
  • If you want to know whether the event is canceled, ask Maya; you’ll get it straight from the horse’s mouth.
  • He denied the allegations until I told him I’d heard the truth straight from the horse’s mouth.
  • We finally learned the real reason for the delay straight from the horse’s mouth during the meeting.

Usually used as a prepositional phrase: “I heard it straight from the horse’s mouth.” Also “get it straight from the horse’s mouth.” Article is fixed; “the horse’s mouth” is standard.

  • from the source
  • firsthand
  • from the person themselves
  • on good authority
  • secondhand
  • by hearsay
  • from the grapevine
  • through the rumor mill