clog

Short definition from Wiktionary

Noun

1. 1
   A type of shoe with an inflexible, often wooden sole sometimes with an open heel.
2. 2
   A blockage.
3. 3
   A shoe of any type.
4. 4
   A weight, such as a log or block of wood, attached to a person or animal to hinder motion.
5. 5
   That which hinders or impedes motion; an encumbrance, restraint, or impediment of any kind.

Verb

1. 1
   To block or slow passage through (often with 'up').
2. 2
   To encumber or load, especially with something that impedes motion; to hamper.
3. 3
   To burden; to trammel; to embarrass; to perplex.
4. 4
   To enforce a mortgage lender right that prevents a borrower from exercising a right to redeem.
5. 5
   To perform a clog dance.