1. 
   plumb bob
   [n] - the metal bob of a plumb line
   Found op http://www.webdictionary.co.uk/definition.php?query=plumb%20bob
   
   
2. 
   Plumb Bob
   A lead weight attached to a string. It is the tool used in determining plumb.
   Found op http://www.rookinspections.com/glossary/glossaryp.shtml
   
   
3. 
   plumb bob
   plumb noun the metal bob of a plumb line
   Found op http://wordnetweb.princeton.edu/perl/webwn?s=plumb%20bob
   
   
4. 
   plumb bob
   plumb bob Usually a conical metal weight attached to the end of a plumb line.
   Found op http://www.wordinfo.info/words/index/info/view_unit/1705/
   
   
5. 
   Plumb bob
   - A lead weight attached to a string. It is the tool used in determining plumb.
   Found op http://www.homebuildingmanual.com/Glossary.htm
   
   
6. 
   plumb bob
   A weight with a pointed tip that is attached to a string. The force of gravity causes the weighted line to hang vertically, or plumb. Plumb bobs come in different weights; the most common are 6, 8, and 12 ounces. To mark a vertical line on a wall: • Hang a plumb bob from a chalk-coated strin...
   Found op http://www.daviddarling.info/encyclopedia/P/AE_plumb_bob.html
   
   
7. 
   Plumb Bob
   Holding the putter in a vertical position and using it as a sight to determine the Line of Putt.
   Found op http://www.golfeurope.com/almanac/golf_terms/lex_p.htm
   
   
8. 
   Plumb-bob
   A plumb-bob or a plummet is a weight, usually with a pointed tip on the bottom, that is suspended from a string and used as a vertical reference line, or plumb-line. The instrument has been used since at least the time of ancient Egypt to ensure that constructions are "plumb", or vertical. It is al...
   Found op http://en.wikipedia.org/wiki/Plumb-bob
   
   

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