plumb bob
noun
Origin of plumb bob
First recorded in 1825–35
Words nearby plumb bob
plum pudding,
plum tomato,
plumage,
plumate,
plumb,
plumb bob,
plumb joint,
plumb line,
plumb rule,
plumbaginaceous,
plumbaginous
British Dictionary definitions for plumb bob
plumb bob
noun
the weight, usually of lead, at the end of a plumb line; plummet