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noun Pathology.
  1. pain in the lower, or lumbar, region of the back or loins, especially chronic or recurring pain.

Origin of lumbago

1685–95; < Late Latin, equivalent to Latin lumb(us) loin + -āgō noun suffix
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for lumbago

Historical Examples

  • Well, the dignity didn't work, so he commenced on the lumbago; and that didn't work, neither.

    Cape Cod Stories

    Joseph C. Lincoln

  • One is grateful for mercies, but does not groan over them like rheumatism or the lumbago.'

    Lord Kilgobbin

    Charles Lever

  • The doctor can't come, for he is down with lumbago in the back.

  • Lumbago seems to make a body garrulous—but you'll forgive it.

  • An' the rain were that bad, it give me lumbago all down my back, that did.

British Dictionary definitions for lumbago


  1. pain in the lower back; backache affecting the lumbar region

Word Origin

C17: from Late Latin lumbāgo, from Latin lumbus loin
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

Word Origin and History for lumbago


1690s, from Late Latin lumbago "weakness of loins and lower back," from Latin lumbus "loin" (usually plural), from PIE *lendh- "loin" (cf. Old Church Slavonic ledvije (plural) "loins; soul," Russian ljadveja "loin;" Old English lendenu "loins," German Lende "loin," Lenden "loins").

Online Etymology Dictionary, © 2010 Douglas Harper

lumbago in Medicine


  1. A painful condition of the lower back, as one resulting from muscle strain or a slipped disk.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.