sluice
1. sluice \'slu:s\ n [alter. of ME scluse, fr. MF escluse, fr. LL exclusa,
fr. L,]fem. of exclusus, pp. of excludere to exclude 1a: an artificial
passage for water (as in a millstream) fitted with a valv e or gate for
stopping or regulating flow 1b: a body of water pent up behind a floodgate
2: a dock gate : FLOODGATE 3a: a stream flowing through a floodgate 3b: a
channel to drain or carry off surplus water 4: a long inclined trough usu.
on the ground (as for floating logs); spe cif : such a contrivance paved
usu. with riffles to hold quicksilver for catching gold
2. sluice vt 1: to draw off by or through a sluice 2a: to wash with or in
water running through or from a sluice 2b: DRENCH, FLUSH 3: to transport
(as logs) in a sluice : to pour as if from a sluice