nonentity

from WordNet (r) 3.0 (2006)
nonentity
    n 1: the state of not existing [syn: {nonexistence},
         {nonentity}] [ant: {being}, {beingness}, {existence}]
    2: a person of no influence [syn: {cipher}, {cypher}, {nobody},
       {nonentity}]
    
from The Collaborative International Dictionary of English v.0.48
Nonentity \Non*en"ti*ty\, n.; pl. {Nonentities}.
   1. Nonexistence; the negation of being.
      [1913 Webster]

   2. A thing not existing. --South.
      [1913 Webster]

   3. A person or thing of little or no account; an unimportant
      person; -- usually used as a disparaging term. [Colloq.]
      [1913 Webster +PJC]
    
from Moby Thesaurus II by Grady Ward, 1.0
102 Moby Thesaurus words for "nonentity":
      Middle America, Milquetoast, a nobody, a nothing, absence, baby,
      big baby, bourgeoisie, burgherdom, chicken, cipher, common man,
      crybaby, deprivation, doormat, dud, dull tool, dummy, emptiness,
      figurehead, fourth-rater, gutless wonder, hollow man,
      insignificancy, invertebrate, jackstraw, jellyfish, lay figure,
      lightweight, little fellow, little guy, man of straw, mediocrity,
      meek soul, middle class, middle order, middle orders, milksop,
      mollycoddle, namby-pamby, nebbish, negation, negativeness,
      negativity, nihility, no great shakes, no prize, nobody,
      nobody one knows, nobody special, nonbeing, nonexistence,
      nonoccurrence, nonreality, nonsubsistence, not-being, nothing,
      nothing special, nothingness, nullity, obscurity, pansy,
      pantywaist, pip-squeak, punk, puppet, pushover, runt, rushlight,
      sad sack, scrub, second-rater, shrimp, silent majority, sissy,
      small, small beer, small fry, small potato, small potatoes,
      softling, softy, sop, squirt, squit, suburbia, thing of naught,
      third-rater, tinhorn, trifle, unactuality, unreality, vacancy,
      vacuity, vacuum, void, weak sister, weakling, whiffet,
      whippersnapper, zero, zilch

    

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