• synonyms


noun Metallurgy.
  1. a hole in a blast furnace, steelmaking furnace, etc., through which molten metal or slag is tapped off.
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Origin of taphole

First recorded in 1585–95; tap2 + hole
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for taphole

Historical Examples of taphole

  • At last the Squire grew weary of standing there with his finger in the taphole, so he took it out.

    Blackwood's Edinburgh Magazine, Volume 70, No. 433, November 1851


British Dictionary definitions for taphole


  1. a hole in a furnace for running off molten metal or slag
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Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012