The Collaborative International Dictionary of English v.0.48:

Hurl \Hurl\, n.
   1. The act of hurling or throwing with violence; a cast; a
      fling. --Congreve.
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   2. Tumult; riot; hurly-burly. [Obs.] --Knolles.
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   3. (Hat Manuf.) A table on which fiber is stirred and mixed
      by beating with a bowspring.
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The Collaborative International Dictionary of English v.0.48:

Hurl \Hurl\, v. t. [imp. & p. p. Hurled; p. pr. & vb. n.
   Hurling.] [OE. hurlen, hourlen; prob. contracted fr. OE.
   hurtlen to hurtle, or probably akin to E. whirl. [root]16.
   See Hurtle.]
   1. To send whirling or whizzing through the air; to throw
      with violence; to drive with great force; as, to hurl a
      stone or lance.
      [1913 Webster]

            And hurl'd them headlong to their fleet and main.
                                                  --Pope.
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   2. To emit or utter with vehemence or impetuosity; as, to
      hurl charges or invective. --Spenser.
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   3. [Cf. Whirl.] To twist or turn. "Hurled or crooked feet."
      [Obs.] --Fuller.
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The Collaborative International Dictionary of English v.0.48:

Hurl \Hurl\, v. i.
   1. To hurl one's self; to go quickly. [R.]
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   2. To perform the act of hurling something; to throw
      something (at another).
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            God shall hurl at him and not spare.  --Job xxvii.
                                                  22 (Rev. Ver.
                                                  ).
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   3. To play the game of hurling. See Hurling.
      [1913 Webster]

WordNet (r) 3.0 (2006):

hurl
    n 1: a violent throw [syn: hurl, cast]
    v 1: throw forcefully [syn: hurl, hurtle, cast]
    2: make a thrusting forward movement [syn: lunge, hurl,
       hurtle, thrust]
    3: utter with force; utter vehemently; "hurl insults"; "throw
       accusations at someone" [syn: hurl, throw]

Moby Thesaurus II by Grady Ward, 1.0:

73 Moby Thesaurus words for "hurl":
   bowl, bung, cast, cast at, catapult, change of pace, change-up,
   chuck, chuck at, chunk, clap, curve, dart, dash, downcurve,
   fastball, fire, fire at, fling, fling at, flip, fork, forward pass,
   heave, heave at, hurl against, hurl at, hurtle, incurve, jerk,
   knuckleball, lance, lateral, lateral pass, launch, let fly,
   let fly at, lob, outcurve, pass, peg, pelt, pitch, pitchfork,
   plank, plop, plump, plunk, propel, put, put the shot, screwball,
   send, serve, service, shot-put, shy, shy at, sinker, slap, slider,
   sling, sling at, snap, spitball, spitter, throw, throw at, thrust,
   tilt, toss, toss at, upcurve