on purpose

from WordNet (r) 3.0 (2006)
on purpose
    adv 1: with intention; in an intentional manner; "he used that
           word intentionally"; "I did this by choice" [syn:
           {intentionally}, {deliberately}, {designedly}, {on
           purpose}, {purposely}, {advisedly}, {by choice}, {by
           design}] [ant: {accidentally}, {by chance},
           {circumstantially}, {unexpectedly}, {unintentionally}]
    
from The Collaborative International Dictionary of English v.0.48
Purpose \Pur"pose\, n. [OF. purpos, pourpos, propos, L.
   propositum. See {Propound}.]
   1. That which a person sets before himself as an object to be
      reached or accomplished; the end or aim to which the view
      is directed in any plan, measure, or exertion; view; aim;
      design; intention; plan.
      [1913 Webster]

            He will his firste purpos modify.     --Chaucer.
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            As my eternal purpose hath decreed.   -- Milton.
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            The flighty purpose never is o'ertook
            Unless the deed go with it.           --Shak.
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   2. Proposal to another; discourse. [Obs.] --Spenser.
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   3. Instance; example. [Obs.] --L'Estrange.
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   {In purpose}, {Of purpose}, {On purpose}, with previous
      design; with the mind directed to that object;
      intentionally. On purpose is the form now generally used.
      [1913 Webster]

   Syn: design; end; intention; aim. See {Design}.
        [1913 Webster]
    
from Moby Thesaurus II by Grady Ward, 1.0
23 Moby Thesaurus words for "on purpose":
      advisedly, by design, calculatedly, consciously, contemplatedly,
      deliberately, designedly, in cold blood, intentionally, knowingly,
      meditatedly, pointedly, premeditatedly, purposefully, purposely,
      purposively, voluntarily, willfully, with full intent, with intent,
      with malice aforethought, with purpose, wittingly

    

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