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[meyn-top-mast, -mahst; Nautical meyn-top-muh st]
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noun Nautical.
  1. the mast next above the main lower mast.

Origin of main-topmast

First recorded in 1485–95
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for main-topmast

Historical Examples

  • This it was necessary to do before sail could be set on the main-topmast.

    A Voyage round the World

    W.H.G. Kingston

  • At last down came the fore-mast of the barque, followed by her main-topmast.

  • Away to leeward we discovered the Canada, with her main-topmast and mizzenmast gone.

    Paddy Finn

    W. H. G. Kingston

  • The Glorieux had lost her foremast, bowsprit, and main-topmast.

    Paddy Finn

    W. H. G. Kingston

  • “There goes her main-topmast,” cried Owen, almost with a groan.

    The Missing Ship

    W. H. G. Kingston

British Dictionary definitions for main-topmast


  1. nautical the mast immediately above the mainmast
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

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