PLUMB BOB

Pronunciation (US):

(GB):

 I. (noun) 

Sense 1

Meaning:

The metal bob of a plumb line

Synonyms:

plumb; plumb bob; plummet

Classified under:

Nouns denoting man-made objects

Hypernyms ("plumb bob" is a kind of...):

bob (a hanging weight, especially a metal ball on a string)

Holonyms ("plumb bob" is a part of...):

perpendicular; plumb line (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)

Credits