-The battle between the frogs and mice; - a Greek parody on the Iliad, of uncertain authorship.
- A petty quarrel.

From Batrachomyomachia (Ancient Greek βάτραχος, frog, μῦς, mouse, and μάχη, battle), a comic epic parodying the Iliad in which a diving frog accidentally drowns a mouse riding on his back, prompting a war between the species.

Used in a sentence:
“The bellicose blatherskite believed herself to be a bodacious bellibone, but was, the provocateur of many a batrachomyomachy.