Meaning

2 senses
  1. (informal)A great deal of fast talking, cursing, lying, or similar.

    to talk a blue streak

  2. A trace left by something that is too quick to see.

Examples

2 sentences
  1. When my father heard my wife was pregnant, he couldn't have talked a bluer streak.

    CC BY · Tatoeba · papabear · B2Open on TatoebaReport a problem
  2. John can really talk a blue streak about Peru.

    CC BY · Tatoeba · B2Open on TatoebaReport a problem

Origin

From the afterimage of a stroke of lightning, which looks like a blue streak across the sk

From the afterimage of a stroke of lightning, which looks like a blue streak across the sky.

Wiktionary, CC BY-SA 4.0 · source

Forms

plural: blue streaks
Singularblue streak
Pluralblue streaks

regular

See also

neighbours in the dictionary
blue streak — meaning, examples, forms, synonyms | Krumeto