To combine or conjoin so as to form one; make to be one and to be no longer separate; incorporate in one: as, to unite two kingdoms or two armies.To connect, conjoin, bring together, or associate by some bond, legal or other; join in interest, affection, fellowship, or the like; ally; link together; associate; conjoin; couple; combine: as, to unite families by marriage; to unite nations by treaty; to unite fresh adherents to a cause.To make to agree or be uniform; harmonize.To cause to adhere; attach; connect together: as, to unite bricks or stones by means of cement.Synonyms To consolidate, amalgamate, blend, merge.To become one; become combined or incorporated; be consolidated; coalesce; combine; commingle.To join in action; concur; act in concert.United; joint.n. An English gold coin issued by James I. and current for 20 shillings; a jacobus.n. An obsolete spelling of unit.