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plumb bob


: a usually small, heavy object that is used to make a string or rope hang straight : the heavy object that is part of a plumb line

Full Definition of PLUMB BOB

:  the metal bob of a plumb line

First Known Use of PLUMB BOB

circa 1840


Next Word in the Dictionary: plumb bondPrevious Word in the Dictionary: plumbate All Words Near: plumb bob
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