Courageous, resolute, independent.

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1847.  Thur never was a grittyer crowd congregated before on that stream.—Robb, ‘Streaks of Squatter Life,’ &c., p. 106. (N.E.D.) (Phila.).

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a. 1860.  

        Thought I, my neighbor Buckingham
  Hath somewhat in him gritty,
Some Pilgrim-stuff that hates all sham,
  And he will print my ditty.
J. R. Lowell, ‘An Interview with Miles Standish.’    

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1861.  In all our works and labour, our first great interest should be the building up of the kingdom of God, and be so gritty that we will actually go without buying a pasteboard bonnet or a pair of paper shoes, when we can have something we can produce ourselves that will answer the purpose.—Geo. A. Smith at Logan, Utah, Sept. 10: ‘Journal of Discourses,’ ix. 117.

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1866.  And then father would look gritty enough to bite a board-nail off.—Seba Smith, ‘’Way Down East,’ p. 62.

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