- Learn English
-
Learn grammar
-
List of words
-
Study your cards
-
Hang On, Man!
-
Audio Books
-
More apps
- Recent searches
-
respectable
-
properly
-
geniality
-
move over
-
exacerbate
-
18-carat gold
-
earth's crust
-
danelaw
-
clock golf
-
epidemiology
- Hide translation
plumb bob
plumb bob /plʌm bɒb/
noun
-
The metal bob of a plumb line
(
plumb
, plumb bob
, plummet
)
the metal bob of a plumb line
