holing

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English[edit]

Etymology 1[edit]

Verb[edit]

holing

  1. Present participle of hole.

Etymology 2[edit]

See hole a hollow, and -ing.

Noun[edit]

holing

  1. (mining) undercutting in a bed of coal in order to bring down the upper mass
    (Can we find and add a quotation of Raymond to this entry?)