'Lumbago' definitions:

Definition of 'lumbago'

(from WordNet)
noun
Backache affecting the lumbar region or lower back; can be caused by muscle strain or arthritis or vascular insufficiency or a ruptured intervertebral disc [syn: lumbago, lumbar pain]

Definition of 'Lumbago'

From: GCIDE
  • Lumbago \Lum*ba"go\, n. [L., fr. lumbus loin. See Lumbar.] (Med.) A rheumatic pain in the loins and the small of the back. [1913 Webster] Lumbar

Synonyms of 'lumbago'

From: Moby Thesaurus