free-running

See also: free running and freerunning

English

Adjective

free-running (comparative freer running, superlative freest running)

1. (of a mechanism) Moving freely and smoothly.
   • 1941 May, “Notes and News: William Stroudley”, in Railway Magazine, page 234:

     As to any suggestion that Stroudley's engines were not free-running at high speed, this was of little moment with 60 m.p.h. laid down as the limit at that time.

   • 1961 November, Cecil J. Allen, “Locomotive Running Past and Present”, in Trains Illustrated, page 684:

     It is the Bulleid Pacifics of the Southern Region, which all observers of locomotive performance know to be among the freest running engines in the country.

References

• “free-running” in TheFreeDictionary.com, Huntingdon Valley, Pa.: Farlex, Inc., 2003–2024.