noun Either of a pair of people or things that belong together.
noun Someone who is associated with another in a common activity or interest.
business partner
noun A member of a business or law partnership.
noun A spouse or other person with whom one shares a domestic, romantic, or sexual bond.
noun Someone with whom one dances in a two-person dance.
noun Someone with whom one plays on the same side in a game, such as card games or doubles tennis.
noun One of the pieces of wood comprising the framework which strengthens the deck of a wooden ship around the holes through which the mast and other fittings pass.
noun A group financial arrangement in which each member contributes a set amount of money over a set period.