talk fast and loose

talk fast and loose (third-person singular simple present talks fast and loose, present participle talking fast and loose, simple past and past participle talked fast and loose)

1. To speak with little regard to accuracy.
   • 1886, Peter Christen Asbjørnsen, translated by H.L. Brækstad, Folk and Fairy Tales, page 297:

     "Folks will talk so much about things they don't understand, my dear Marit," she said; "they talk fast and loose, and, as for the fell-maker, he may understand sheep's skin well enough, but sickness and changelings he knows nothing about, I say and maintain!"