ADJECTIVE (3)

1. of or relating to or characteristic of literature;
- Example: "literary criticism"

2. knowledgeable about literature;
- Example: "a literary style"

3. appropriate to literature rather than everyday speech or writing;
- Example: "when trying to impress someone she spoke in an affected literary style"

The Collaborative International Dictionary of English v.0.48:

Literary \Lit"er*a*ry\ (l[i^]t"[~e]r*[asl]*r[y^]), a. [L.
   litterarius, literarius, fr. littera, litera, a letter: cf.
   F. litt['e]raire. See Letter.]
   [1913 Webster]
   1. Of or pertaining to letters or literature; pertaining to
      learning or learned men; as, literary fame; a literary
      history; literary conversation.
      [1913 Webster]

            He has long outlived his century, the term commonly
            fixed as the test of literary merit.  --Johnson.
      [1913 Webster]

   2. Versed in, or acquainted with, literature; occupied with
      literature as a profession; connected with literature or
      with men of letters; as, a literary man.
      [1913 Webster]

            In the literary as well as fashionable world.
                                                  --Mason.
      [1913 Webster]

   Literary property.
      (a) Property which consists in written or printed
          compositions.
      (b) The exclusive right of publication as recognized and
          limited by law.
          [1913 Webster]

WordNet (r) 3.0 (2006):

literary
    adj 1: of or relating to or characteristic of literature;
           "literary criticism"
    2: knowledgeable about literature; "a literary style"
    3: appropriate to literature rather than everyday speech or
       writing; "when trying to impress someone she spoke in an
       affected literary style"