Correct spelling for the English word "zilly" is [zˈɪli], [zˈɪli], [z_ˈɪ_l_i] (IPA phonetic alphabet).
There is no specific definition for the term "zilly" in the English language. As of now, "zilly" does not exist as an established word in the dictionary, and there are no widely recognized meanings or definitions attributed to it. It is likely that "zilly" is a slang or informal term that has not gained enough usage or recognition to be included in dictionaries.
However, it is important to note that language is constantly evolving, and new words and phrases are regularly added to dictionaries to reflect changes in vocabulary and popular usage. Therefore, in the future, if "zilly" becomes commonly used and its meaning becomes established, it may find its place in dictionaries.
In cases like "zilly," where the word is not recognized and there is no clear context or source that defines it, it could be a made-up or neologistic term. It may be specific to a particular social group, subculture, or even a personal creation used between friends or within a specific community. Without more information, it is challenging to provide a dictionary-like definition.