The Collaborative International Dictionary of English v.0.48:

Item \I"tem\, v. t. [imp. & p. p. Itemed; p. pr. & vb. n.
   Iteming.]
   To make a note or memorandum of.
   [1913 Webster]

         I have itemed it in my memory.           --Addison.
   [1913 Webster]

The Collaborative International Dictionary of English v.0.48:

item \i"tem\, adv. [L. See Iterate.]
   Also; as an additional article.
   [1913 Webster]

The Collaborative International Dictionary of English v.0.48:

item \i"tem\, n. [From Item, adv.]
   [1913 Webster]
   1. An article; a separate particular in an account; as, the
      items in a bill; he picked up four items at the drug
      store.
      [1913 Webster +PJC]

   2. A hint; an innuendo. [Obs.]
      [1913 Webster]

            A secret item was given to some of the bishops . . .
            to absent themselves.                 --Fuller.
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   3. A short article in a newspaper; a paragraph; as, an item
      concerning the weather.
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   4. A topic or piece of information having the salacious
      character of gossip, especially a romantic relation
      between two people; as, I hear that the boss and his new
      secretary are an item.
      [PJC]

WordNet (r) 3.0 (2006):

item
    adv 1: (used when listing or enumerating items) also; "a length
           of chain, item a hook"-Philip Guedalla
    n 1: a distinct part that can be specified separately in a group
         of things that could be enumerated on a list; "he noticed
         an item in the New York Times"; "she had several items on
         her shopping list"; "the main point on the agenda was taken
         up first" [syn: item, point]
    2: a small part that can be considered separately from the
       whole; "it was perfect in all details" [syn: detail,
       particular, item]
    3: a whole individual unit; especially when included in a list
       or collection; "they reduced the price on many items"
    4: an isolated fact that is considered separately from the
       whole; "several of the details are similar"; "a point of
       information" [syn: detail, item, point]
    5: an individual instance of a type of symbol; "the word`error'
       contains three tokens of `r'" [syn: token, item]