The Collaborative International Dictionary of English v.0.48:

Quotation \Quo*ta"tion\ (kw[-o]*t[=a]"sh[u^]n), n. [From
   Quote.]
   1. The act of quoting or citing.
      [1913 Webster]

   2. That which is quoted or cited; a part of a book or writing
      named, repeated, or adduced as evidence or illustration.
      --Locke.
      [1913 Webster]

   3. (Com.) The naming or publishing of the current price of
      stocks, bonds, or any commodity; also, the price named.

   4. Quota; share. [Obs.]
      [1913 Webster]

   5. (Print.) A piece of hollow type metal, lower than type,
      and measuring two or more pica ems in length and breadth,
      used in the blank spaces at the beginning and end of
      chapters, etc.
      [1913 Webster]

   Quotation marks (Print.), two inverted commas placed at the
      beginning, and two apostrophes at the end, of a passage
      quoted from an author in his own words.
      [1913 Webster]

WordNet (r) 3.0 (2006):

quotation
    n 1: a short note recognizing a source of information or of a
         quoted passage; "the student's essay failed to list several
         important citations"; "the acknowledgments are usually
         printed at the front of a book"; "the article includes
         mention of similar clinical cases" [syn: citation,
         cite, acknowledgment, credit, reference, mention,
         quotation]
    2: a passage or expression that is quoted or cited [syn:
       quotation, quote, citation]
    3: a statement of the current market price of a security or
       commodity
    4: the practice of quoting from books or plays etc.; "since he
       lacks originality he must rely on quotation"

Moby Thesaurus II by Grady Ward, 1.0:

94 Moby Thesaurus words for "quotation":
   allusion, asking price, bargain price, bearish prices, bid,
   bid price, book value, bullish prices, call price, case,
   cash price, charge, citation, closing price, controlled price,
   cost, cross reference, current price, current quotation, cut price,
   decline, demonstration, doubling, duplication, echo, example,
   excerpt, exemplification, extract, face value, fixed price,
   flash price, flat rate, flurry, flutter, going price, high,
   illustration, imitation, instance, issue par, issue price, item,
   list price, low, market price, market value, neat price, net,
   nominal value, offering price, opening price, package price, par,
   par value, parity, particular, passage, piece price, plagiarism,
   price, price list, prices current, put price, quote, quoted price,
   rally, rate, reappearance, rebirth, recommended price, recurrence,
   redoubling, reduplication, reecho, reference, regurgitation,
   reincarnation, renewal, reoccurrence, repetition, reproduction,
   resumption, return, selection, selling price, settling price,
   stated value, stock market quotations, swings, trade price,
   unit price, value, wholesale price



Bouvier's Law Dictionary, Revised 6th Ed (1856):

QUOTATION, rights. The transcript of a part of a book or writing from a book
or paper into another.
     2. If the quotation is fair, and not so extensive as to extract the
whole value or the most valuable part of an author, it will not be a
violation of the copyright. It is mostly difficult to define what is a fair
quotation. When the quotation is unfair, an injunction will lie to restrain
the publication. See 17 Ves. 424; 1 Bell's Com. 121, 5th ed.
     3. "That part of a work of one author found in another," observed Lord
Ellenborough, "is not of itself piracy, or sufficient to support an action;
a man may adopt part of the work of another; he may so make use of another's
labors for the promotion of science, and the benefit of the public." 5 Esp.
N. P. C. 170; 1 Campb. 94. See Curt. on Copyr. 242; 3 Myl. & Cr. 737, 738;
17 Ves. 422; 1 Campb. 94; 2 Story, R. 100; 2 Beav. 6, 7; Abridgment;
Copyright.



Bouvier's Law Dictionary, Revised 6th Ed (1856):

QUOTATION, practice. The allegation of some authority or case, or passage of
some law, in support of a position which it is desired to establish.
     2. Quotations when properly made, assist the reader, but when
misplaced, they are inconvenient. As to the manner of quoting or citing
authorities, see Abbreviations; Citations.



The Devil's Dictionary (1881-1906):

QUOTATION, n.  The act of repeating erroneously the words of another.
The words erroneously repeated.

    Intent on making his quotation truer,
    He sought the page infallible of Brewer,
    Then made a solemn vow that we would be
    Condemned eternally.  Ah, me, ah, me!
                                                          Stumpo Gaker