Learn English idioms with meanings and examples

🌎Region: North America 📊Difficulty Level:intermediate

talk a blue streak

To talk very fast and continuously, often for a long time.

Recorded in American English from the early 1900s. “Blue streak” evokes something intense and rapid (like a vivid streak of blue in lightning/flame), so the phrase came to mean talking at high speed without stopping.

Informal and slightly vivid; emphasizes nonstop, rapid speech. Can be teasing or mildly critical, but not necessarily negative.

  • Once she got started on her vacation story, she talked a blue streak for the entire ride home.
  • I barely got a word in because my uncle was talking a blue streak at dinner.
  • Nervous before the interview, I ended up talking a blue streak and oversharing.
  • The moment the meeting ended, he talked a blue streak about all the changes coming.
  • Give her a cup of coffee and she’ll talk a blue streak about her new project.

Usually used as a verb phrase: “talk a blue streak.” Often appears with auxiliaries (“can talk a blue streak”) or in past (“talked a blue streak”). Fixed wording; rarely altered.

  • talk nonstop
  • talk nineteen to the dozen
  • ramble on
  • talk someone's ear off
  • be quiet
  • keep quiet
  • clam up