Idiom for Protesting or Opposing Vigorously
This page is the CodyCross answer for the clue below from Larger than Life, Group 2156, Puzzle 5 (Russia and Canada).
Question is: Idiom for Protesting or Opposing Vigorously
and the answer is: UPINARMS
Word Meaning:
UP IN ARMS — (figuratively) Angry; incensed; preparing for a fight.
Definitions from Wiktionary.