/ sluːs; NAmE / noun , verb
■ noun
(also ˈsluice gate ) a sliding gate or other device for controlling the flow of water out of or into a canal , etc.
■ verb
1.
[ vn ] sluice sth (down / out) | sluice sth (with sth) to wash sth with a stream of water :
The ship's crew was sluicing down the deck.
2.
[ v + adv. / prep. ] ( of water ) to flow somewhere in large quantities
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WORD ORIGIN
Middle English (as a noun): from Old French escluse sluice gate, based on Latin excludere exclude. The verb dates from the late 16th cent.