Galliambic \Gal`li*am"bic\, a. [L. galliambus a song used by the
priests of Cybele; Gallus (a name applied to these priests) +
iambus] (Pros.)
Consisting of two iambic dimeters catalectic, the last of
which lacks the final syllable; -- said of a kind of verse.
[1913 Webster]