What is "grub hook"

Grub \Grub\, n.

1. (Zo["o]l.) 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.]
   --Carew.

3. Victuals; food. [Slang]
   --Halliwell.

   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.