The definition of a sluice is a gate or channel that controls the flow of water.(noun)
An example of a sluice is a gate that holds water back in a flood.
See sluice in Webster's New World College Dictionary
Origin: ME scluse < OFr escluse & LL exclusa < fem. pp. of L excludere, to shut out, exclude
See sluice in American Heritage Dictionary 4
Origin: Middle English scluse
Origin: , from Old French escluse
Origin: , from Late Latin exclūsa
Origin: , from Latin
Origin: , feminine past participle of exclūdere, to shut out; see exclude.
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