Trig"ger (?), n. [For older tricker,
from D. trekker, fr. trekken to draw, pull. See Trick,
n.] 1. A catch to hold the wheel of
a carriage on a declivity.
2. (Mech.) A piece, as a lever, which is
connected with a catch or detent as a means of releasing it; especially
(Firearms), the part of a lock which is moved by the finger to
release the cock and discharge the piece.
Trigger fish (Zoöl.), a large
plectognath fish (Balistes Carolinensis or B. capriscus)
common on the southern coast of the United States, and valued as a food
fish in some localities. Its rough skin is used for scouring and polishing
in the place of sandpaper. Called also leather jacket, and