Mort
In this Discworld novel, Death shows up and offers Mort a job. Relieved that his number hasn`t come up, Mort accepts. The trouble is that being Death`s assistant doesn`t seem any better than actually being dead.

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1. \Mort\, n. [Cf. Icel. margt, neut. of margr many.]
   A great quantity or number. [Prov. Eng.]
         There was a mort of merrymaking.         --Dickens.
   

2. \Mort\, n. [Etym. uncert.]
   A woman; a female. [Cant]
         Male gypsies all, not a mort among them. --B. Jonson.
   

3. \Mort\, n. [Etymol. uncertain.] (Zo["o]l.)
   A salmon in its third year. [Prov. Eng.]
   

4. \Mort\, n. [F., death, fr. L. mors, mortis.]
   1. Death; esp., the death of game in the chase.
   2. A note or series of notes sounded on a horn at the death
      of game.
            The sportsman then sounded a treble mort. --Sir W.
                                                  Scott.
   3. The skin of a sheep or lamb that has died of disease.
      [Prov. Eng. & Scot.]
   {Mort cloth}, the pall spread over a coffin; black cloth
      indicative or mourning; funeral hangings. --Carlyle.
   {Mort stone}, a large stone by the wayside on which the
      bearers rest a coffin. [Eng.] --H. Taylor.
   

5. \Mort\, n. [F. mort dummy, lit., dead.]
   A variety of dummy whist for three players; also, the exposed
   or dummy hand in this game.