Définitions
1.NounA piece of indoor sporting equipment used to allow for the motions of running or walking while staying in one place.
2.NounA mill worked by persons treading upon steps on the periphery of a wide wheel having a horizontal axis. It was used principally as a means of prison discipline.
3.NounA mill worked by horses, dogs, etc., treading an endless belt.
4.NounA process or situation in which continued effort leads to or is required for remaining at a particular state or level without moving ahead.
5.VerbTo exercise on a treadmill.
6.VerbTo keep busy, for example, with work or with other tasks, without being able to get ahead or make progress towards long-term goals.