federal /ˈfɛdəɹəl/adjective 3noun 6forms 2phrases 1 adjective3 •belonging to the government of the whole country, not to the government of a state or city •Pertaining to a league or treaty; derived from an agreement or covenant between parties, especially between nations. •Relating to covenantalism. noun6 •A federal agent or (chiefly law-enforcement) official. •(US) A law-enforcement official of the FBI. •Someone on the Union side. •(US, historical) A Union soldier in the American Civil War. •A supporter of federation. •A member of a Federal Party formsFederals · federals Phrases with federal federal caseAn exaggerated ordeal; excessive fuss or indignation about some situation.