Definitions

from The American Heritage® Dictionary of the English Language, 4th Edition

  • n. Informal Something moving very fast.
  • n. Informal A rapid and seemingly interminable stream of words: curse a blue streak.

Etymologies

Probably in allusion to a bolt of lightning.
(American Heritage® Dictionary of the English Language, Fourth Edition)

Examples

  • Twice Charlie had the entertainment of seeing Toreg carried along, clinging to a tether and swearing a blue streak till he thumped back down, rolled over, and sprang erect.

    Hokas Pokas

  • Henderson stormed over to his cruiser; Danny watched the Coroner’s men place the body on a stretcher and drape it with a blanket, Gibbs talking a blue streak to them, Rose Bowl odds and a number on the Black Dahlia case, still unsolved, still a hot topic.

    The Big Nowhere

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