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from Wiktionary, Creative Commons Attribution/Share-Alike License

  • v. Present participle of hole.
  • n. undercutting in a bed of coal in order to bring down the upper mass

from the GNU version of the Collaborative International Dictionary of English

  • n. Undercutting in a bed of coal, in order to bring down the upper mass.


See hole a hollow, and -ing. (Wiktionary)



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