- The definition of a jetty is a small pier or breakwater that is built into the water to protect a harbor or shore.
- A little breakwateron the edge of the ocean to protect the houses located on the bank right by the ocean is an example of a jetty.
- A narrow little dock that boats dock on is an example of a jetty.
A boat by a jetty.
jetty definition by Webster's New World
- a kind of wall built out into the water to restrain currents, protect a harbor or pier, etc.
- a landing pier
- an overhanging part of a building
Origin: Middle English gete ; from Old French jetée, jetty, origin, originally past participle of jeter: see jet
jetty definition by American Heritage Dictionary
noun pl. jet·ties
- A structure, such as a pier, that projects into a body of water to influence the current or tide or to protect a harbor or shoreline from storms or erosion.
- A wharf.
Origin: Middle English getti, jettie, from Old French jetee, from feminine past participle of jeter, to project, throw; see jet2.
- Resembling jet, as in texture.
- Of the color jet; black: jetty tresses.
- jetˈti·ness noun