What does ye pouisonius bunch backed frog mean?

The term "ye pouisonius bunch backed frog" appears to be a playful or fictional phrase, possibly inspired by old or fantastical language. It could be a whimsical way to describe a fictional frog with exaggerated features, such as a "poisonous" nature and a "bunch-backed" appearance. Without additional context, it is difficult to determine its specific meaning or origin, as it does not refer to a recognized species or concept in scientific literature.