1a. The act of uniting or the state of being united. b. A combination so formed, especially an alliance or confederation of people, parties, or political entities for mutual interest or benefit. 2.Mathematics A set, every member of which is an element of one or another of two or more given sets. 3. Agreement or harmony resulting from the uniting of individuals; concord. 4a. The state of matrimony; marriage: The element that was to make possible such a union was trust in each other's love (Kate Chopin). b. Sexual intercourse. 5a. A combination of parishes for joint administration of relief for the poor in Great Britain. b. A workhouse maintained by such a union. 6. A labor union. 7. A coupling device for connecting parts, such as pipes or rods. 8. A device on a flag or ensign, occupying the upper inner corner or the entire field, that signifies the union of two or more sovereignties. 9. often Uniona. An organization at a college or university that provides facilities for recreation; a student union. b. A building housing such facilities. 10.Union The United States of America regarded as a national unit, especially during the Civil War.
ADJECTIVE:
1.Union Of, relating to, or loyal to the United States of America during the Civil War: a Union soldier.2. Of or relating to a labor union or labor union organizing: the union movement; union negotiations.
ETYMOLOGY:
Middle English, from Old French, from Late Latin ni, nin-, from Latin nus, one. See oi-no- in Appendix I.