PLUMB BOB • FREE TRANSLATOR.ORG • Definition of Plumb bob

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/pləm bɑb/ Listen

noun

Plumb n. A little mass or weight of lead, or the like, attached to a line, and used by builders, etc., to indicate a vertical direction; a plummet; a plumb bob. See Plumb line, below.

Plumb bob. See Bob, 4.

Plumb joint, in sheet-metal work, a lap joint, fastened by solder.

Plumb level. See under Level.

Plumb line.

(a)

The cord by which a plumb bob is suspended; a plummet.

(b)

A line directed to the center of gravity of the earth.

Plumb rule, a narrow board with a plumb line, used by builders and carpenters.

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Etymology of 'Plumb bob'

Collaborative International Dictionary of English 0.48

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