neither fish nor fowl
Speech parts
1. neither fish nor fowl - Adjective
2. neither fish nor fowl - Phrase
Meaning
neither fish nor fowl (not comparable)
(idiomatic) Not easily categorized; not rightly belonging or fitting well in a given group or situation; also, not having the advantages of the various options.
Synonyms: neither fish, flesh, nor fowl; neither fish, flesh, nor good red herring; neither fish nor flesh; neither fish nor flesh, nor good red herring
Examples
Because, being neither fish nor fowl, it is usually only clear when you are failing to hit the mark with it.
We’re in it but not of it, neither fish nor fowl.