cleat 
(klēt)
(klēt)n.
1. A strip of wood or iron used to strengthen or support the surface to which it is attached.
2.
a. A projecting piece of metal or hard rubber attached to the underside of a shoe to provide traction.
b. cleats A pair of shoes with such projections on the soles.
3.
a. A piece of metal or wood having projecting arms or ends on which a rope can be wound or secured.
b. Any of various other fittings by means of which a rope can be secured.
4. A wedge-shaped piece of material, such as wood, that is fastened onto something, such as a spar, to act as a support or prevent slippage.
5. A spurlike device used in gripping a tree or pole in climbing.
tr.v. cleat·ed, cleat·ing, cleats
To supply, support, secure, or strengthen with a cleat.
[Middle English clete, from Old English *clēat, lump, wedge.]
cleatmooring cleat