- Learn English
-
Learn grammar
-
List of words
-
Study your cards
-
Hang On, Man!
-
Audio Books
-
More apps
- Recent searches
-
sob
-
shooting box
-
adelie penguin
-
adelaide
-
choked
-
accounts executive
-
harm
-
acid precipitation
-
counterpane
-
shier
- 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
