What is the meaning of -ussy?

Denoting anything thought to resemble the female genitalia (the "pussy") in some way, often referring to the genitalia of non-human creatures, usually implying that the object in question is fuckable.

Combining with the phrase put one's whole pussy into, denoting an effort of a specified kind or theme.

Added arbitrarily to any noun.

Source: wiktionary.org