partner Meaning, Definition & Usage

noun a person's partner in marriage
married person; spouse; mate; better half.
noun an associate in an activity or endeavor or sphere of common interest
collaborator; cooperator; pardner.
- the musician and the librettist were collaborators
- sexual partners
noun a person who is a member of a partnership
verb provide with a partner
verb act as a partner
- Astaire partnered Rogers

For parcener, influenced by part.

One who has a part in anything with an other; a partaker; an associate; a sharer. "Partner of his fortune." Shak. Hence: (a) A husband or a wife. (b) Either one of a couple who dance together. (c) One who shares as a member of a partnership in the management, or in the gains and losses, of a business.
My other self, the partner of my life. Milton.
(Law) An associate in any business or occupation; a member of a partnership. See Partnership.
pl. (Naut.) A framework of heavy timber surrounding an opening in a deck, to strengthen it for the support of a mast, pump, capstan, or the like. Syn. -- Associate; colleague; coadjutor; confederate; partaker; participator; companion; comrade; mate.