(n.) A mill worked by persons treading upon steps on the periphery of a wide wheel having a horizontal axis. It is used principally as a means of prison discipline. Also, a mill worked by horses, dogs, etc., treading an endless belt.

beat beaten path branks broken record bureaucracy bureaucratism chinoiserie clockwork regularity constancy crank cucking stool daily grind daily round dingdong dirty work donkeywork drone drudgery ducking stool employment even pace even tenor fag fatigue finger pillory grind groove handiwork handwork humdrum industry invariability irk irksomeness jog trot labor lick lick of work manual labor moil monologue monotone monotonousness monotony orderliness pace pillory rat race red tape red-tapeism regularity rote round routine run rut sameliness sameness scut work singsong slavery smoothness spadework squirrel cage stocks stroke stroke of work sweat task tedium the beaten track the daily round the round the squirrel cage the treadmill the weary round tiresome work toil track travail trebuchet triangle triangles undeviation undifferentiation unvariation wearisome sameness well-worn groove whipping post wooden horse work