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backbreaking

or back-break·ing

[bak-brey-king]
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adjective
  1. demanding great effort, endurance, etc.; exhausting: a backbreaking job.
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Origin of backbreaking

First recorded in 1780–90; back1 + break + -ing2
Related formsback·break·er, noun
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for backbreaking

Contemporary Examples

Historical Examples

  • The combination of heat, hard, backbreaking work, and the necessity for hurry made haying a particularly fatiguing time.

    Frying Pan Farm

    Elizabeth Brown Pryor

  • All they had to look forward to from the D'zertanoj was backbreaking labor and an early death.

    The Ethical Engineer

    Henry Maxwell Dempsey

  • It will take some backbreaking investigation to get the whole story, because the files show nothing on any of them.


British Dictionary definitions for backbreaking

backbreaking

adjective
  1. demanding great effort; exhausting
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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