The Collaborative International Dictionary of English v.0.48:

Quite \Quite\ (kw[imac]t), v. t. & i.
   See Quit. [Obs.] --Chaucer.
   [1913 Webster]

The Collaborative International Dictionary of English v.0.48:

Quite \Quite\ (kw[imac]t), adv. [F. quitte discharged, free,
   clear; cf. OF. quitement freely, frankly, entirely. See
   Quit, a.]
   [1913 Webster]
   1. Completely; wholly; entirely; totally; perfectly; as, the
      work is not quite done; the object is quite accomplished;
      to be quite mistaken.
      [1913 Webster]

            Man shall not quite be lost, but saved who will.
                                                  --Milton.
      [1913 Webster]

            The same actions may be aimed at different ends, and
            arise from quite contrary principles. --Spectator.
      [1913 Webster]

   2. To a great extent or degree; very; very much;
      considerably. "Quite amusing." --Macaulay.
      [1913 Webster]

            He really looks quite concerned.      --Landor.
      [1913 Webster]

            The island stretches along the land and is quite
            close to it.                          --Jowett
                                                  (Thucyd. ).
      [1913 Webster]

WordNet (r) 3.0 (2006):

quite
    adv 1: to a degree (not used with a negative); "quite tasty";
           "quite soon"; "quite ill"; "quite rich" [syn: quite,
           rather]
    2: to the greatest extent; completely; "you're quite right";
       "she was quite alone"; "was quite mistaken"; "quite the
       opposite"; "not quite finished"; "did not quite make it"
    3: of an unusually noticeable or exceptional or remarkable kind
       (not used with a negative); "her victory was quite
       something"; "she's quite a girl"; "quite a film"; "quite a
       walk"; "we've had quite an afternoon" [syn: quite, quite
       a, quite an]
    4: actually or truly or to an extreme; "was quite a sudden
       change"; "it's quite the thing to do"; "quite the rage";
       "Quite so!"

Moby Thesaurus II by Grady Ward, 1.0:

141 Moby Thesaurus words for "quite":
   OK, Roger, a bit, a little, absolutely, actually, all, all in all,
   all right, all told, almighty, alright, alrighty, altogether, amen,
   as you say, assuredly, awfully, aye, by all means, certainly,
   clean, clearly, cleverly, completely, considerably, da, decidedly,
   definitely, demonstrably, entirely, exactly, exceedingly,
   extremely, fairly, far, fine, for a certainty, for real, fully,
   hear, honestly, in a measure, in a way, in all, in all conscience,
   in some measure, in toto, indeed, indeedy, indubitably,
   irretrievably, irrevocably, it is that, ja, just, just so, kind of,
   mais oui, manifestly, mightily, mighty, moderately, most assuredly,
   naturally, naturellement, noticeably, observably, obviously,
   of course, okay, only too, oui, patently, perfectly, plain, plumb,
   positively, powerful, powerfully, precisely, pretty, purely,
   rather, real, really, relatively, right, right as rain,
   right you are, righto, scarcely, sensibly, seriously, sheer,
   significantly, slightly, so, somewhat, sort of, stark, sure,
   sure thing, surely, terribly, terrifically, that is so, thoroughly,
   to a degree, to be sure, to some extent, totally, truly,
   unambiguously, undeniably, undoubtedly, unequivocally,
   unmistakably, unrelievedly, unreservedly, utterly, verily, very,
   very much, very well, visibly, well and good, wholly, why yes,
   without doubt, yea, yeah, yep, yes, yes indeed, yes indeedy,
   yes sir, yes sirree, you are right, you said it, you speak truly