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 Grub Street /ˈgrʌb-/

 Grub, n.
 1. Zool. The larva of an insect, especially of a beetle; -- called also grubworm. See Illust. of Goldsmith beetle, under Goldsmith.
    Yet your butterfly was a grub.   --Shak.
 2. A short, thick man; a dwarf. [Obs.]
 3. Victuals; food. [Slang]
 Grub ax or Grub axe, a kind of mattock used in grubbing up roots, etc.
 Grub breaker. Same as Grub hook (below).
 Grub hoe, a heavy hoe for grubbing.
 Grub hook, a plowlike implement for uprooting stumps, breaking roots, etc.
 Grub saw, a handsaw used for sawing marble.
 Grub Street, a street in London (now called Milton Street), described by Dr. Johnson as “much inhabited by writers of small histories, dictionaries, and temporary poems, whence any mean production is called grubstreet.” As an adjective, suitable to, or resembling the production of, Grub Street.
    I 'd sooner ballads write, and grubstreet lays.   --Gap.
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 Grub Street
      n : the world of literary hacks