set (something) in motion

set (something) in motion

To act to cause something to begin. The senator from New Hampshire set the legislation in motion. We've been planning the details for months, but it's ultimately up to the boss to set the project in motion.
See also: motion, set
Farlex Dictionary of Idioms.

set something in motion

to start something moving. The mayor set the project in motion by digging the first shovelful of soil. I cannot set the procedure in motion until I receive a purchase order.
See also: motion, set
McGraw-Hill Dictionary of American Idioms and Phrasal Verbs.

set in motion

Start something moving, give impetus to something, as in A press conference set the new project in motion. It is also put as set the wheels in motion, as in Let's set the wheels in motion for the new library wing. This idiom dates from about 1800. It was preceded by put in motion, which dates from the mid-1600s.
See also: motion, set
The American Heritage® Dictionary of Idioms by Christine Ammer.

set in motion

To give impetus to: The indictment set the judicial process in motion.
See also: motion, set
American Heritage® Dictionary of the English Language, Fifth Edition.
See also:
  • set in motion
  • put/set something in motion
  • put (something) in motion
  • set the wheels in motion
  • wheels in motion
  • put the wheels in motion
  • make as if to (do something)
  • make as if to do
  • make as if to do something
  • get the ball rolling