vt to emit by, or as by, flood gates.
2. sluice ·noun the stream flowing through a flood gate.
3. sluice ·vt to wet copiously, as by opening a sluice; as, to sluice meadows.
4. sluice ·noun hence, an opening or channel through which anything flows; a source of supply.
5. sluice ·noun a long box or trough through which water flows, used for washing auriferous earth.
6. sluice ·vt to wash with, or in, a stream of water running through a sluice; as, to sluice eart or gold dust in mining.
7. sluice ·noun an artifical passage for water, fitted with a valve or gate, as in a mill stream, for stopping or regulating the flow; also, a water gate or flood gate.