THILL
Source: 566, 567
thill. Thill, n. a beam, the shafts of a waggon or cart
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Thill (?), n. [[OE. thille, AS. �ille a board, plank, beam, thill; akin to �el a plank, D. deel a plank, floor, G. diele, OHG. dili, dilla, Icel. �ilja a plank, planking, a thwart, �ili a wainscot, plank; cf. Skr. tala a level surface. √236. Cf. Fill a thill, Deal a plank.]] 1. 1. One of the two long pieces of wood, extending before a vehicle, between which a horse is hitched; a shaft.
2. 2. (Mining) The floor of a coal mine. Raymond.
Thill coupling, a device for connecting the thill of a vehicle to the axle.