Source : Webster's Revised Unabridged Dictionary (1913)

Procrastination \Pro*cras`ti*na"tion\, n. [L. procrastinatio:
   cf. F. procrastination.]
   The act or habit of procrastinating, or putting off to a
   future time; delay; dilatoriness.

         Procrastination is the thief of time.    --Young.

Source : WordNet®

procrastination
     n 1: the act of procrastinating; putting off or delaying or
          defering an action to a later time [syn: {cunctation}, {shillyshally}]
     2: slowness as a consequence of not getting around to it [syn:
        {dilatoriness}]