A judicial proceeding brought by one party against another; one party prosecutes another for a wrong done or for protection of a right or for prevention of a wrong(noun)
WordNet. Princeton University. 2010.
Use "legal action" in a sentence
"Please be advised that we will take the necessary legal action against you if you do not make an attempt to contact Mr. Watkins after this holiday weekend."
"Half revolution doesn't work, a headline last week in Egypt's Al-Ahram Al-Massai newspaper said after demonstrators returned to Tahrir Square to press for swifter political reforms and bolder legal action against officials from Mubarak's regime who were accused of corruption and killing protesters."
"Soon after his accession, Innocent found it necessary to take legal action against the Barberini for misappropriation of public moneys."