square mark

noun

Definition of square mark

  1. :  a mark placed upon running lines (such as halyards or braces) to ensure their being secured always at the same point and giving a neat uniform appearance

Love words? You must — there are over 200,000 words in our free online dictionary, but you are looking for one that’s only in the Merriam-Webster Unabridged Dictionary.

Join MWU now and get access to America’s largest dictionary, with:

  • 300,000 words that aren't in our free dictionary
  • Expanded definitions, etymologies, and usage notes
  • Advanced search features
  • Ad free!

Seen and Heard

What made you want to look up square mark? Please tell us where you read or heard it (including the quote, if possible).

WORD OF THE DAY

a rounded knoll or a ridge of ice

Get Word of the Day daily email!