sixth toe
n.β Β«Like many people in ski towns across the country, alpine ski boots have altered the shape of my feet. Bone spurs and bunionettes (affectionately called the βsixth toeβ) plague many a skier.Β» ββOn the Hill: Agony of da feet” by Emily Palm Aspen Times (Colorado) Apr. 21, 2008. (source: Double-Tongued Dictionary)