The Collaborative International Dictionary of English v.0.48:

Envy \En"vy\, n.; pl. Envies. [F. envie, L. invidia envious;
   akin to invidere to look askance at, to look with enmity; in
   against + videre to see. See Vision.]
   1. Malice; ill will; spite. [Obs.]
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            If he evade us there,
            Enforce him with his envy to the people. --Shak.
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   2. Chagrin, mortification, discontent, or uneasiness at the
      sight of another's excellence or good fortune, accompanied
      with some degree of hatred and a desire to possess equal
      advantages; malicious grudging; -- usually followed by of;
      as, they did this in envy of C[ae]sar.
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            Envy is a repining at the prosperity or good of
            another, or anger and displeasure at any good of
            another which we want, or any advantage another hath
            above us.                             --Ray.
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            No bliss
            Enjoyed by us excites his envy more.  --Milton.
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            Envy, to which the ignoble mind's a slave,
            Is emulation in the learned or brave. --Pope.
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   3. Emulation; rivalry. [Obs.]
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            Such as cleanliness and decency
            Prompt to a virtuous envy.            --Ford.
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   4. Public odium; ill repute. [Obs.]
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            To lay the envy of the war upon Cicero. --B. Jonson.
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   5. An object of envious notice or feeling.
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            This constitution in former days used to be the envy
            of the world.                         --Macaulay.
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The Collaborative International Dictionary of English v.0.48:

Envy \En"vy\, v. t. [imp. & p. p. Envied; p. pr. & vb. n.
   Envying.] [F. envier.]
   1. To feel envy at or towards; to be envious of; to have a
      feeling of uneasiness or mortification in regard to (any
      one), arising from the sight of another's excellence or
      good fortune and a longing to possess it.
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            A woman does not envy a man for his fighting
            courage, nor a man a woman for her beauty.
                                                  --Collier.
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            Whoever envies another confesses his superiority.
                                                  --Rambler.
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   2. To feel envy on account of; to have a feeling of grief or
      repining, with a longing to possess (some excellence or
      good fortune of another, or an equal good fortune, etc.);
      to look with grudging upon; to begrudge.
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            I have seen thee fight,
            When I have envied thy behavior.      --Shak.
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            Jeffrey . . . had actually envied his friends their
            cool mountain breezes.                --Froude.
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   3. To long after; to desire strongly; to covet.
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            Or climb his knee the envied kiss to share. --T.
                                                  Gray.
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   4. To do harm to; to injure; to disparage. [Obs.]
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            If I make a lie
            To gain your love and envy my best mistress,
            Put me against a wall.                --J. Fletcher.
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   5. To hate. [Obs.] --Marlowe.
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   6. To emulate. [Obs.] --Spenser.
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The Collaborative International Dictionary of English v.0.48:

Envy \En"vy\, v. i.
   1. To be filled with envious feelings; to regard anything
      with grudging and longing eyes; -- used especially with
      at.
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            Who would envy at the prosperity of the wicked?
                                                  --Jer. Taylor.
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   2. To show malice or ill will; to rail. [Obs.] "He has . . .
      envied against the people." --Shak.
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WordNet (r) 3.0 (2006):

envy
    n 1: a feeling of grudging admiration and desire to have
         something that is possessed by another [syn: envy,
         enviousness]
    2: spite and resentment at seeing the success of another
       (personified as one of the deadly sins) [syn: envy,
       invidia]
    v 1: feel envious towards; admire enviously
    2: be envious of; set one's heart on [syn: envy, begrudge]

Moby Thesaurus II by Grady Ward, 1.0:

68 Moby Thesaurus words for "envy":
   Faustianism, acedia, anger, avarice, avaritia, begrudge,
   cast envious eyes, cold comfort, covet, covetousness, crave,
   deadly sin, desire, disappointment, discontent, discontentedness,
   discontentment, disgruntlement, dissatisfaction, dissatisfiedness,
   divine discontent, enviousness, gluttony, greed,
   green-eyed jealousy, green-eyed monster, grudge, grudging, gula,
   hanker, heartburn, heartburning, horn-madness, ill humor, invidia,
   invidiousness, ira, jalousie, jaundice, jaundiced eye, jealousness,
   jealousy, long, longing, lust, luxuria, peevishness, petulance,
   pride, querulousness, rebelliousness, resent, resentment,
   restiveness, restlessness, sloth, sourness, sulkiness, superbia,
   uneasiness, unfulfillment, unhappiness, unpleasure, unsatisfaction,
   vexation of spirit, want, wrath, yearn



The Devil's Dictionary (1881-1906):

ENVY, n.  Emulation adapted to the meanest capacity.