Fast and loose Meaning, Definition & Usage

Definitions
  1. . See under Fast.
Definitions
  1. now cohering, now disjoined; inconstant, esp. in the phrases to play at fast and loose, to play fast and loose, to act with giddy or reckless inconstancy or in a tricky manner; to say one thing and do another "Play fast and loose with faith." Shak.

Webster 1913