The Collaborative International Dictionary of English v.0.48:

Film \Film\, v. t.
   1. To cover with a thin skin or pellicle.
      [1913 Webster]

            It will but skin and film the ulcerous place.
                                                  --Shak.
      [1913 Webster]

   2. to make a motion picture of (any event or literary work);
      to record with a movie camera; as, to film the
      inauguration ceremony; to film Dostoevsky's Crime and
      Punishment; or Tolstoy's War and Peace.
      [PJC]

The Collaborative International Dictionary of English v.0.48:

Film \Film\, n. [AS. film skin, fr. fell skin; akin to fylmen
   membrane, OFries. filmene skin. See Fell skin.]
   1. A thin skin; a pellicle; a membranous covering, causing
      opacity.
      [1913 Webster]

            He from thick films shall purge the visual ray.
                                                  --Pope.
      [1913 Webster]

   2. hence, any thin layer covering a surface.
      [1913 Webster +PJC]

   3. A slender thread, as that of a cobweb.
      [1913 Webster]

            Her whip of cricket's bone, the lash of film.
                                                  --Shak.
      [1913 Webster]

   4. (Photog.) The layer, usually of gelatin or collodion,
      containing the sensitive salts of photographic plates.
      [PJC]

   5. (Photog.) a flexible sheet of celluloid or other plastic
      material to which a light-sensitive layer has been
      applied, used for recording images by the processes of
      photography. It is commonly used in rolls mounted within
      light-proof canisters suitable for simple insertion into
      cameras designed for such canisters. On such rolls,
      varying numbers of photographs may be taken before the
      canister needs to be replaced.
      [PJC]

   6. a motion picture.
      [PJC]

   7. the art of making motion pictures; -- used mostly in the
      phrase the film.
      [PJC]

   8. a thin transparent sheet of plastic, used for wrapping
      objects; as, polyethylene film.
      [PJC]

   Celluloid film (Photog.), a thin flexible sheet of
      celluloid, coated with a sensitized emulsion of gelatin,
      and used as a substitute for photographic plates.

   Cut film (Photog.), a celluloid film cut into pieces
      suitable for use in a camera.
      [Webster 1913 Suppl.]

WordNet (r) 3.0 (2006):

film
    n 1: a form of entertainment that enacts a story by sound and a
         sequence of images giving the illusion of continuous
         movement; "they went to a movie every Saturday night"; "the
         film was shot on location" [syn: movie, film,
         picture, moving picture, moving-picture show, motion
         picture, motion-picture show, picture show, pic,
         flick]
    2: a medium that disseminates moving pictures; "theater pieces
       transferred to celluloid"; "this story would be good cinema";
       "film coverage of sporting events" [syn: film, cinema,
       celluloid]
    3: photographic material consisting of a base of celluloid
       covered with a photographic emulsion; used to make negatives
       or transparencies [syn: film, photographic film]
    4: a thin coating or layer; "the table was covered with a film
       of dust"
    5: a thin sheet of (usually plastic and usually transparent)
       material used to wrap or cover things [syn: film, plastic
       film]
    v 1: make a film or photograph of something; "take a scene";
         "shoot a movie" [syn: film, shoot, take]
    2: record in film; "The coronation was filmed"