Emily Dickinson Lexicon

CLOG, n.

1. Any thing put upon an animal to hinder motion, or leaping, as a piece of wood fastened to his leg.
2. An encumbrance; that which hinders motion, or renders it difficult; hindrance; impediment. Slavery is the greatest clog to speculation. – Swift.
3. [Qu. Fr. claque; Sp. and Port. galocha; Arm. galoig.] A wooden shoe; also, a sort of patten worn by ladies to keep their feet dry in wet weather.