\Pon"iard\, n. [F. poignard (cf. It. pugnale, Sp.
pu[~n]al), fr. L. pugio, -onis; probably akin to pugnus fist,
or fr. pugnus fist, as held in the fist. See {Pugnacious}.]
A kind of dagger, -- usually a slender one with a triangular
or square blade.
      She speaks poniards, and every word stabs. --Shak.

\Pon"iard\, v. t. [imp. & p. p. {Poniarded}; p. pr. &
vb. n. {Poniarding}.]
To pierce with a poniard; to stab. --Cowper.