1. (n.) The quality or state of being null; nothingness; want of efficacy or force.

2. (n.) Nonexistence; as, a decree of nullity of marriage is a decree that no legal marriage exists.

3. (n.) That which is null.

a little thing absence aimlessness cipher dead letter deprivation dud dummy emptiness empty sound futility hardly anything hollow man inanity inessential insignificance insignificancy jackstraw lay figure man of straw marginal matter matter of indifference meaninglessness mere noise mere nothing minor matter nada naught nebbish negation negativeness negativity nihility no great matter nobody noise nonbeing nonentity nonexistence nonoccurrence nonreality nonsensicality nonsubsistence not-being nothing nothing in particular nothing to signify nothingness paltry affair peu de chose phatic communion puppet purposelessness pushover rien du tout scarcely anything senselessness technicality thing of naught trifle unactuality unmeaningness unreality unsignificancy vacancy vacuity vacuum void whiffet whippersnapper zero zilch