Source : Webster's Revised Unabridged Dictionary (1913)

Intimation \In`ti*ma"tion\, n. [L. intimatio: cf. F.
   intimation.]
   1. The act of intimating; also, the thing intimated.

   2. Announcement; declaration. --Macaulay.

            They made an edict with an intimation that whosoever
            killed a stork, should be banished.   --Holland.

   3. A hint; an obscure or indirect suggestion or notice; a
      remote or ambiguous reference; as, he had given only
      intimations of his design.

            Without mentioning the king of England, or giving
            the least intimation that he was sent by him. --Bp.
                                                  Burnet.

Source : WordNet®

intimation
     n 1: an indirect suggestion; "not a breath of scandal ever
          touched her" [syn: {hint}, {breath}]
     2: a slight suggestion or vague understanding; "he had no
        inkling what was about to happen" [syn: {inkling}, {glimmering},
         {glimmer}]