The Collaborative International Dictionary of English v.0.48:

Consort \Con"sort\ (k[o^]n"s[^o]rt), n. [L. consore, -sortis;
   con- + sors lot, fate, share. See Sort.]
   1. One who shares the lot of another; a companion; a partner;
      especially, a wife or husband. --Milton.
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            He single chose to live, and shunned to wed,
            Well pleased to want a consort of his bed. --Dryden.
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            The consort of the queen has passed from this
            troubled sphere.                      --Thakeray.
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            The snow-white gander, invariably accompanied by his
            darker consort.                       --Darwin.
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   2. (Naut.) A ship keeping company with another.
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   3. Concurrence; conjunction; combination; association; union.
      "By Heaven's consort." --Fuller. "Working in consort."
      --Hare.
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            Take it singly, and it carries an air of levity;
            but, in consort with the rest, has a meaning quite
            different.                            --Atterbury.
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   4. [LL. consortium.] An assembly or association of persons; a
      company; a group; a combination. [Obs.]
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            In one consort' there sat
            Cruel revenge and rancorous despite,
            Disloyal treason, and heart-burning hate. --Spenser.
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            Lord, place me in thy consort.        --Herbert.
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   5. [Perh. confused with concert.] Harmony of sounds; concert,
      as of musical instruments. [Obs.] --Milton.
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            To make a sad consort';
            Come, let us join our mournful song with theirs.
                                                  --Spenser.
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   Prince consort, the husband of a queen regnant.

   Queen consort, the wife of a king, as distinguished from a
      queen regnant, who rules alone, and a queen dowager,
      the window of a king.
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The Collaborative International Dictionary of English v.0.48:

Consort \Con*sort"\ (k[o^]n*s[^o]rt"), v. i. [imp. & p. p.
   Consorted; p. pr. & vb. n. Consorting.]
   To unite or to keep company; to associate; -- used with with.
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         Which of the Grecian chiefs consorts with thee?
                                                  --Dryden.
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The Collaborative International Dictionary of English v.0.48:

Consort \Con*sort"\, v. t.
   1. To unite or join, as in affection, harmony, company,
      marriage, etc.; to associate.
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            He with his consorted Eve.            --Milton.
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            For all that pleasing is to living ears
            Was there consorted in one harmony.   --Spenser.
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            He begins to consort himself with men. --Locke.
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   2. To attend; to accompany. [Obs.]
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            Thou, wretched boy, that didst consort him here,
            Shalt with him hence.                 --Shak.
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WordNet (r) 3.0 (2006):

consort
    n 1: the husband or wife of a reigning monarch
    2: a family of similar musical instrument playing together [syn:
       choir, consort]
    v 1: keep company with; hang out with; "He associates with
         strange people"; "She affiliates with her colleagues" [syn:
         consort, associate, affiliate, assort]
    2: go together; "The colors don't harmonize"; "Their ideas
       concorded" [syn: harmonize, harmonise, consort,
       accord, concord, fit in, agree]
    3: keep company; "the heifers run with the bulls to produce
       offspring" [syn: run, consort]

Moby Thesaurus II by Grady Ward, 1.0:

129 Moby Thesaurus words for "consort":
   accompanier, accompanist, accompanyist, accord, accordance, ace,
   adjunct, affinity, agreement, ally, amigo, assent, associate,
   attendant, attune, attunement, bedfellow, bedmate, better half,
   bosom buddy, brother, brother-in-arms, buddy, bunkie, bunkmate,
   butty, camarade, chamberfellow, chime, chiming, chorus, chum,
   classmate, coadjutor, coherence, cohort, coincidence, colleague,
   comate, companion, companion piece, company, compatibility,
   compatriot, compeer, comport, comrade, concentus, concert,
   concomitant, concord, concordance, confederate, conform,
   conformance, conformation, conformity, confrere, congeniality,
   congruence, congruency, congruity, consistency, consociate,
   consonance, consonancy, cooperation, copartner, correspond,
   correspondence, crony, diapason, dovetail, equivalence, euphony,
   fellow, fellow member, fellow student, girl friend, gossip,
   harmonics, harmonize, harmony, heavy harmony, homophony,
   intersection, march, mate, messmate, monochord, monody, old crony,
   oneness, overlap, pal, parallelism, pard, pardner, partner, peace,
   playfellow, playmate, rapport, roommate, schoolfellow, schoolmate,
   self-consistency, shipmate, side partner, sidekick, spouse, square,
   symmetry, symphony, sync, synchronism, synchronization, tally,
   teammate, three-part harmony, timing, tune, uniformity, union,
   unison, unisonance, workfellow, yokefellow, yokemate



Bouvier's Law Dictionary, Revised 6th Ed (1856):

CONSORT. A man or woman married. The man is the consort of his wife, the
woman is the consort of her husband.