- Learn English
-
Learn grammar
-
List of words
-
Study your cards
-
Hang On, Man!
-
Audio Books
-
More apps
- Recent searches
-
chemise
-
acoustic
-
access road
-
paradoxes
-
commodities
-
docile
-
ab ovo
-
fetch
-
wonders
-
web
- 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
