be up in arms

Translations
быть возмущённым
The residents are up in arms about the new construction project.
Жители возмущены новым строительным проектом.
Definitions
To be very angry or upset about something, often to the point of protesting or taking action against it.
Words
be

verb
быть
up

adverb
взбешёнными
in

preposition
в
arms

noun
ярости