Crack"er (krăk"&etilde;r),
n. 1. One who, or that
which, cracks.
2. A noisy boaster; a swaggering
fellow. [Obs.]
What cracker is this same that deafs our
ears?
Shak.
3. A small firework, consisting of a
little powder inclosed in a thick paper cylinder with a fuse, and
exploding with a sharp noise; -- often called
firecracker.
4. A thin, dry biscuit, often hard or
crisp; as, a Boston cracker; a Graham cracker; a
soda cracker; an oyster cracker.
5. A nickname to designate a poor white
in some parts of the Southern United States.
Bartlett.
6. (Zoöl.) The pintail
duck.
7. pl. (Mach.) A pair of
fluted rolls for grinding caoutchouc. Knight.
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