Thill
Pronunciation : Thill
Part of Speech : n.
Etymology : [OE. thille, AS. a board, plank, beam, thill; akin to a plank, D. deel a plank, floor, G. diele, OHG. dili, dilla, Icel. a plank, planking, a thwart, a wainscot, plank; cf. Skr. tala a level surface. *236. Cf. Fill a thill, Deal a plank.]
Definition : 1. One of the two long pieces of wood, extending before a vehicle, between which a horse is hitched; a shaft.
2. (Mining)
Defn: The floor of a coal mine. Raymond. Thill coupling, a device for connecting the thill of a vehicle to the axle.
Source : Webster's Unabridged Dictionary, 1913