noun, plural -ties, verb, -tied, -ty⋅ing.| 1. | Architecture. jetty 1 (def. 4). |
| 2. | Obsolete. to project beyond. |
noun, plural -ties, verb, -tied, -ty⋅ing.| 1. | a pier or structure of stones, piles, or the like, projecting into the sea or other body of water to protect a harbor, deflect the current, etc. |
| 2. | a wharf or landing pier. |
| 3. | the piles or wooden structure protecting a pier. |
| 4. | Also, jutty. an overhang, as of an upper story beyond a lower. |
| 5. | to construct (part of a building) so that it projects beyond lower construction; jutty. |
