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English definition of “union”

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union

noun
 
 
/ˈjuːnjən/
JOBS [C] ( also UK trade union, also US labor union) B1 an organization that represents people who do a particular job: a teachers'/firefighters' unionIndustrial relations
GROUP [U, no plural] B2 a situation in which two or more countries, groups, etc join together to make one country, group, etc: a move towards full economic union of EU countries →  See also the European Union Connecting and combiningVariety and mixturesMixing and mixtures
(Definition of union from the Cambridge Learners Dictionary © Cambridge University Press)
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