The Collaborative International Dictionary of English v.0.48:

Gross \Gross\, n. [F. gros (in sense 1), grosse (in sense 2).
   See Gross, a.]
   1. The main body; the chief part, bulk, or mass. "The gross
      of the enemy." --Addison.
      [1913 Webster]

            For the gross of the people, they are considered as
            a mere herd of cattle.                --Burke.
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   2. sing. & pl. The number of twelve dozen; twelve times
      twelve; as, a gross of bottles; ten gross of pens.
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   Advowson in gross (Law), an advowson belonging to a person,
      and not to a manor.

   A great gross, twelve gross; one hundred and forty-four
      dozen.

   By the gross, by the quantity; at wholesale.

   Common in gross. (Law) See under Common, n.

   In the gross, In gross, in the bulk, or the undivided
      whole; all parts taken together.
      [1913 Webster]

The Collaborative International Dictionary of English v.0.48:

Gross \Gross\, a. [Compar. Grosser; superl. Grossest.] [F.
   gros, L. grossus, perh. fr. L. crassus thick, dense, fat, E.
   crass, cf. Skr. grathita tied together, wound up, hardened.
   Cf. Engross, Grocer, Grogram.]
   1. Great; large; bulky; fat; of huge size; excessively large.
      "A gross fat man." --Shak.
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            A gross body of horse under the Duke. --Milton.
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   2. Coarse; rough; not fine or delicate.
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   3. Not easily aroused or excited; not sensitive in perception
      or feeling; dull; witless.
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            Tell her of things that no gross ear can hear.
                                                  --Milton.
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   4. Expressing, or originating in, animal or sensual
      appetites; hence, coarse, vulgar, low, obscene, or impure.
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            The terms which are delicate in one age become gross
            in the next.                          --Macaulay.
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   5. Hence: Disgusting; repulsive; highly offensive; as, a
      gross remark.
      [PJC]

   6. Thick; dense; not attenuated; as, a gross medium.
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   7. Great; palpable; serious; vagrant; shameful; as, a gross
      mistake; gross injustice; gross negligence.
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   8. Whole; entire; total; without deduction; as, the gross
      sum, or gross amount, the gross weight; -- opposed to
      net.
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   Gross adventure (Law) the loan of money upon bottomry, i.
      e., on a mortgage of a ship.

   Gross average (Law), that kind of average which falls upon
      the gross or entire amount of ship, cargo, and freight; --
      commonly called general average. --Bouvier. --Burrill.

   Gross receipts, the total of the receipts, before they are
      diminished by any deduction, as for expenses; --
      distinguished from net profits. --Abbott.

   Gross weight the total weight of merchandise or goods,
      without deduction for tare, tret, or waste; --
      distinguished from neat weight, or net weight.
      [1913 Webster]

WordNet (r) 3.0 (2006):

gross
    adj 1: before any deductions; "gross income" [ant: net,
           nett]
    2: lacking fine distinctions or detail; "the gross details of
       the structure appear reasonable"
    3: repellently fat; "a bald porcine old man" [syn: gross,
       porcine]
    4: visible to the naked eye (especially of rocks and anatomical
       features) [syn: megascopic, gross]
    5: without qualification; used informally as (often pejorative)
       intensifiers; "an arrant fool"; "a complete coward"; "a
       consummate fool"; "a double-dyed villain"; "gross
       negligence"; "a perfect idiot"; "pure folly"; "what a sodding
       mess"; "stark staring mad"; "a thoroughgoing villain"; "utter
       nonsense"; "the unadulterated truth" [syn: arrant(a),
       complete(a), consummate(a), double-dyed(a),
       everlasting(a), gross(a), perfect(a), pure(a),
       sodding(a), stark(a), staring(a), thoroughgoing(a),
       utter(a), unadulterated]
    6: conspicuously and tastelessly indecent; "coarse language"; "a
       crude joke"; "crude behavior"; "an earthy sense of humor"; "a
       revoltingly gross expletive"; "a vulgar gesture"; "full of
       language so vulgar it should have been edited" [syn: crude,
       earthy, gross, vulgar]
    7: conspicuously and outrageously bad or reprehensible; "a
       crying shame"; "an egregious lie"; "flagrant violation of
       human rights"; "a glaring error"; "gross ineptitude"; "gross
       injustice"; "rank treachery" [syn: crying(a), egregious,
       flagrant, glaring, gross, rank]
    n 1: twelve dozen [syn: gross, 144]
    2: the entire amount of income before any deductions are made
       [syn: gross, revenue, receipts]
    v 1: earn before taxes, expenses, etc.