Jet"ty (?), a. Made of jet, or
like jet in color.
The people . . . are of a jetty.
Sir T. Browne.
Jet"ty, n.; pl.
Jetties (#). [F. jetée a pier, a
jetty, a causeway. See Jet a shooting forth, and cf.
Jutty.]
1. (Arch.) A part of a building that
jets or projects beyond the rest, and overhangs the wall
below.
2. A wharf or pier extending from the
shore.
3. (Hydraul. Engin.) A structure of
wood or stone extended into the sea to influence the current or tide,
or to protect a harbor; a mole; as, the Eads system of jetties
at the mouth of the Mississippi River.
Jetty head (Naut.), a projecting part
at the end of a wharf; the front of a wharf whose side forms one of
the cheeks of a dock.
Jet"ty, v. i. To jut out; to
project. [Obs.] Florio.
