(adj)
of or relating to a war dance of ancient Greece; "pyrrhic dance movements"
of or relating to or containing a metricalfoot of two unstressed syllables; "pyrrhic verses"
of or relating to or resembling Pyrrhus or his exploits (especially his sustaining staggeringlosses in order to defeat the Romans); "a Pyrrhic victory"
(noun)
a metricalunit with unstressed-unstressed syllables