dumb sheave

noun Nautical.

a block having no sheave or other part rolling with the movement of a line.

a groove in a spar or other timber, through which a rope can slide.

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Nearby words

dumb bunny, dumb cane, dumb cluck, dumb dora, dumb down, dumb sheave, dumb show, dumb-ass, dumb-cane, dumbarton, dumbarton oaks

Origin of dumb sheave

First recorded in 1855–60

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019