cleat

Short definition from Wiktionary

Noun

1. 1
   A strip of wood or iron fastened on transversely to something in order to give strength, prevent warping, hold position, etc.
2. 2
   A continuous metal strip, or angled piece, used to secure metal components.
3. 3
   A device to quickly affix a line or rope, and from which it is also easy to release.
4. 4
   A protrusion on the bottom of a shoe or wheel meant for better traction.
5. 5
   An athletic shoe equipped with cleats.

Verb

1. 1
   To strengthen with a cleat.
2. 2
   To tie off, affix, stopper a line or rope, especially to a cleat.