Pro·long v. t. [imp. & p. p. Prolonged p. pr. & vb. n. Prolonging.]
 1. To extend in space or length; as, to prolong a line.
 2. To lengthen in time; to extend the duration of; to draw out; to continue; as, to prolong one's days.
    Prolong awhile the traitor's life.   --Shak.
    The unhappy queen with talk prolonged the night.   --Dryden.
 3. To put off to a distant time; to postpone.
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 prolonged
      adj 1: relatively long in duration; tediously protracted; "a
             drawn-out argument"; "an extended discussion"; "a
             lengthy visit from her mother-in-law"; "a prolonged
             and bitter struggle"; "protracted negotiations" [syn:
             drawn-out, extended, lengthy, protracted]
      2: drawn out or made longer spatially; "Picasso's elongated Don
         Quixote"; "lengthened skirts are fashionable this year";
         "the extended airport runways can accommodate larger
         planes"; "a prolonged black line across the page" [syn: elongated,
          extended, lengthened]
      3: (of illness) developing slowly or of long duration