hallux dolorosus

[ dō′lə-rōsəs ]

n.

A condition, associated with flatfoot, in which walking causes severe pain in the metatarsophalangeal joint of the big toe.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.