a worker who belongs to a trade union
one of the persons who compose a social group (especially individuals who have joined and participate in a group organization)
anything that belongs to a set or class
an organization that is a member of another organization (especially a state that belongs to a group of nations)
an organization of employees formed to bargain with the employer
the United States (especially the northern states during the American Civil War)
the act of pairing a male and female for reproductive purposes
