A tool used to establish the outward lean or slant of a tree in relation to its base. Generally a weight attached to a string.

The plumb bob is used to find a true vertical (plumb) line. The bob is a weight attached to a string; the force of gravity pulls the bob straight down so that the string follows the true vertical.

To line up a putt with one eye closed and with the putter held vertically in front of the face.

a method of reading putts where the putter is hung from the fingers (like a surveyor's plumb line) in front of one's visual field to create a vertical reference. Example: "Plumb bobbing is a difficult skill to acquire and is preferred by many players due to the 'feel' that it provides."

To line up a putt with the putter suspended in front of the face and one eye closed.

A weight on a string or thread, so that it hangs straight down, i.e. perpendicular to the earth's surface and directly in line with the centre of the Earth.

the metal bob of a plumb line

a good substitute for checking whether or not a vertical surface - a new wall, for example - is aligned

Even though it's little more than a weight suspended by a sturdy cord, a plumb bob is worth its weight in gold when you need to find out if a structure is plumb (perfectly vertical). Home Improvement Encyclopedia

The metal bob or weight on a line or string.

A pointed weight hung from a string used for vertical alignment.

a little mass or weight of lead attached to a line of string and used by builders and other contractors to indicate a vertical direction.

A pointed metal weight with a string used to determine vertical alignment.

shaped metal weight that is suspended from the lower end of a line to determine the vertical trueness.

A lead weight attached to a string. It is the tool used in determining plumb.