toe jam

noun4

1. •
   (slang) Dead skin and dirt that has accumulated between the digits of a foot.
2. •
   (vulgar, offensive) A term of abuse.
3. •
   A stubbed toe.
4. •
   A rock-climbing maneuver entailing exerting force with two opposite surfaces of the toe of a shod foot, against two different rock surfaces, for the purpose of preventing motion of that foot in a direction parallel to both of those rock surfaces.