The Collaborative International Dictionary of English v.0.48:

Ejaculate \E*jac"u*late\, v. t. [imp. & p. p. Ejaculated; p.
   pr. & vb. n. Ejaculating.] [L. ejaculatus, p. p. of
   ejaculari to throw out; e out + ejaculari to throw, fr.
   jaculum javelin, dart, fr. jacere to throw. See Eject.]
   1. To throw out suddenly and swiftly, as if a dart; to dart;
      to eject. [Archaic or Technical]
      [1913 Webster]

            Its active rays ejaculated thence.    --Blackmore.
      [1913 Webster]

   2. To throw out, as an exclamation; to utter by a brief and
      sudden impulse; as, to ejaculate a prayer.
      [1913 Webster]

The Collaborative International Dictionary of English v.0.48:

Ejaculate \E*jac"u*late\, v. i.
   1. To utter ejaculations; to make short and hasty
      exclamations. [R.] "Ejaculating to himself." --Sir W.
      Scott.
      [1913 Webster]

   2. to eject semen; -- of a male animal (esp. a human or other
      mammal) during coitus.
      [PJC]

WordNet (r) 3.0 (2006):

ejaculate
    n 1: the thick white fluid containing spermatozoa that is
         ejaculated by the male genital tract [syn: semen, seed,
         seminal fluid, ejaculate, cum, come]
    v 1: utter impulsively; "He blurted out the secret"; "He
         blundered his stupid ideas" [syn: blurt out, blurt,
         blunder out, blunder, ejaculate]
    2: eject semen

Moby Thesaurus II by Grady Ward, 1.0:

37 Moby Thesaurus words for "ejaculate":
   achieve satisfaction, blat, blow out, blurt, blurt out, bolt,
   burst out, cast forth, climax, come, cry, debouch, decant,
   discharge, disembogue, disgorge, eruct, erupt, exclaim, exhaust,
   expel, extravasate, get off, jet, outpour, pour, pour forth,
   pour out, reach orgasm, send forth, send out, spew, spout, spurt,
   squirt, throw out, yell