[1] : The Collaborative International Dictionary of English v.0.48

jactitation \jac"tita"tion\, n. l. jactitare to utter in
   public, from jactare. see jactancy.
   1913 webster
   1. law vain boasting or assertions repeated to the
      prejudice of another's right; false claim. --mozley  w.
      1913 webster

   2. med. a frequent tossing or moving of the body;
      restlessness, as in delirium. --dunglison.
      1913 webster

   jactitation of marriage eng. eccl. law, a giving out or
      boasting by a party that he or she is married to another,
      whereby a common reputation of their matrimony may ensue.
      --blackstone.
      1913 webster
see also:
jactancy jactitation of marriage 

[2] : WordNet (r) 2.0

jactitation
     n 1: speaking of yourself in superlatives syn: boast, boasting,
           self-praise
     2: law a false boast that can harm others; especially a false
        claim to be married to someone formerly actionable at
        law
     3: pathology extremely restless tossing and twitching usually
        by a person with a severe illness syn: jactation
see also:
boast boasting self-praise jactation 

[3] : Moby Thesaurus II by Grady Ward, 1.0

45 moby thesaurus words for "jactitation":
   ague, bluster, boast, boastfulness, boasting, bombast, brag,
   braggadocio, braggartism, bragging, bravado, bumpiness, chattering,
   chorea, cold shivers, conceit, fanfaronade, fits and starts,
   gasconade, gasconism, heroics, jactation, jerkiness, joltiness,
   palsy, quaking, quavering, quivering, rodomontade, shakes, shaking,
   shivering, shivers, shuddering, side, spasms, succussion, swagger,
   trembling, tremulousness, vanity, vaunt, vauntery, vaunting,
   vibration

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

jactitation. of marriage, eng. eccl. law. the boasting by an individual that 
he or she has married another, from which it may happen that they will 
acquire the reputation of being married to each other. 
     2. the ecclesiastical courts may in such cases entertain a libel by the 
party injured; and, on proof of the facts, enjoin the wrong-doer to 
perpetual silence; and, as a punishment, make him pay the costs. 3 bl. com. 
93; 2 hagg. cons. r. 423 id. 285; 2 chit. pr. 459. 

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Jactitation, definition of term: Jactitation
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