Source : Webster's Revised Unabridged Dictionary (1913)

Ne'er \Ne'er\ (? or ?), adv.
   a contraction of {Never}.

Source : WordNet®

ne'er
     adv : not ever; at no time in the past or future; "I have never
           been to China"; "I shall never forget this day"; "had
           never seen a circus"; "never on Sunday"; "I will never
           marry you!" [syn: {never}] [ant: {always}]