plumb bob


Also found in: Thesaurus, Financial, Encyclopedia, Wikipedia.
Related to plumb bob: plumb line

plumb bob

n.
A usually conical metal weight attached to the end of a plumb line. Also called plummet.

plumb bob

n
(Building) the weight, usually of lead, at the end of a plumb line; plummet

plum•met

(ˈplʌm ɪt)

n.
1. the piece of lead or other weight attached to a plumb line; bob of a plumb line.
v.i.
2. to fall straight or sharply down; plunge.
[1350–1400; Middle English plommet < Middle French, diminutive of plomb lead. See plumb, -et]
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.plumb bob - the metal bob of a plumb lineplumb bob - the metal bob of a plumb line  
bob - a hanging weight, especially a metal ball on a string
plumb line, perpendicular - a cord from which a metal weight is suspended pointing directly to the earth's center of gravity; used to determine the vertical from a given point
Translations

plumb bob

nLot nt, → Senkblei nt

plumb bob

npiombino
References in periodicals archive ?
To make sure the wallpaper |will be hung perfectly straight, you will need a plumb bob or a spirit level.
Through its proprietary features, it will also save time on the job by eliminating the need for the use of a plumb bob.
Plumb Bob Bitter was specially brewed and bottled for Aedis Group and will be spreading festive cheer to the firm's clients up and down the country.
Ultrasonic sensors were introduced many years ago, the mechanical plumb bob system is still in use and now radar sensors are popular.
The operators of the mule (hydraulic pumping unit) and the plumb bob (a pendulum that attaches to the aircraft to indicate its equilibrium) rapidly communicated this unusual situation and halted work.
It can become a spirit level, a surface level, a ruler, a protractor, a plumb bob and more.
I began by hanging a plumb bob between the rafters of the shed covering the kiln location to locate the centre of the circle for the kiln.
Even the most unusual products share the common goal of meeting the special needs of customers, from The Elliptical Machine Office Desk to The Professional Microbrewery, just as a one-of-a-kind plumb bob did over a hundred years ago.
The HM]2 has two RS-485 networks, with a capacity of 16 sensors each, to support up to 32 SiloPatrol SMO SE "smart" plumb bob level sensors and/or Flexar guided wave radar level sensors.
Instead, create a perfectly straight vertical line using a plumb bob and chalk line.
Little by little, as our friendship grew, I noted that he discarded first one device or test or another until he was left with a Polaroid camera, a plumb bob on a string, a pencil, and a straight edge.
The line of reference can be found easily in two general ways: a weight hanging freely, as in a plumb bob, will indicate the vertical, and a body of water at rest will always be horizontal.