The Collaborative International Dictionary of English v.0.48:

Upper \Up"per\, a.; comp. of Up.
   Being further up, literally or figuratively; higher in place,
   position, rank, dignity, or the like; superior; as, the upper
   lip; the upper side of a thing; the upper house of a
   legislature.
   [1913 Webster]

   The upper hand, the superiority; the advantage. See To
      have the upper hand, under Hand. --Jowett (Thucyd.).

   Upper Bench (Eng. Hist.), the name of the highest court of
      common law (formerly King's Bench) during the
      Commonwealth.

   Upper case, the top one of a pair of compositor's cases.
      See the Note under 1st Case, n., 3.

   Upper covert (Zool.), one of the coverts situated above the
      bases of the tail quills.

   Upper deck (Naut.), the topmost deck of any vessel; the
      spar deck.

   Upper leather, the leather for the vamps and quarters of
      shoes.

   Upper strake (Naut.), the strake next to the deck, usually
      of hard wood, and heavier than the other strakes.

   Upper ten thousand, or (abbreviated) Upper ten, the ten
      thousand, more or less, who are highest in position or
      wealth; the upper class; the aristocracy. [Colloq.]

   Upper topsail (Naut.), the upper half of a double topsail.


   Upper works (Naut.), all those parts of the hull of a
      vessel that are properly above water.

   Upper world.
   (a) The atmosphere.
   (b) Heaven.
   (c) This world; the earth; -- in distinction from the
       underworld.
       [1913 Webster]

The Collaborative International Dictionary of English v.0.48:

Case \Case\ (k[=a]s), n. [OF. casse, F. caisse (cf. It. cassa),
   fr. L. capsa chest, box, case, fr. capere to take, hold. See
   Capacious, and cf. 4th Chase, Cash, Enchase, 3d
   Sash.]
   [1913 Webster]
   1. A box, sheath, or covering; as, a case for holding goods;
      a case for spectacles; the case of a watch; the case
      (capsule) of a cartridge; a case (cover) for a book.
      [1913 Webster]

   2. A box and its contents; the quantity contained in a box;
      as, a case of goods; a case of instruments.
      [1913 Webster]

   3. (Print.) A shallow tray divided into compartments or
      "boxes" for holding type.
      [1913 Webster]

   Note: Cases for type are usually arranged in sets of two,
         called respectively the upper and the lower case. The
         upper case contains capitals, small capitals,
         accented and marked letters, fractions, and marks of
         reference: the lower case contains the small letters,
         figures, marks of punctuation, quadrats, and spaces.
         [1913 Webster]

   4. An inclosing frame; a casing; as, a door case; a window
      case.
      [1913 Webster]

   5. (Mining) A small fissure which admits water to the
      workings. --Knight.
      [1913 Webster]

Moby Thesaurus II by Grady Ward, 1.0:

74 Moby Thesaurus words for "upper case":
   abecedarian, allographic, alphabetic, ascender, back, bastard type,
   beard, belly, bevel, black letter, blackface, body, bold-faced,
   boldface, cap, capital, case, chromotypic, chromotypographic,
   counter, descender, em, en, face, fat-faced type, feet, font,
   full-faced, graphemic, groove, ideographic, italic, letter,
   lettered, lexigraphic, ligature, lightface, literal, logogrammatic,
   logographic, logotype, lower case, lower-case, majuscule,
   minuscular, minuscule, nick, phototypic, pi, pica, pictographic,
   point, print, roman, sans serif, script, shank, shoulder,
   small cap, small capital, stamp, stem, stereotypic, transliterated,
   type, type body, type class, type lice, typecase, typeface,
   typefounders, typefoundry, typographic, uncial