Full Idea
I understand questions about the Fregean notion of an object to be inseparable from questions in the philosophy of language - questions of the existence of objects are tantamount to questions about non-vacuous singular terms of a certain kind.
Gist of Idea
Questions about objects are questions about certain non-vacuous singular terms
Source
Bob Hale (Abstract Objects [1987], Ch.1)
Book Reference
Hale,Bob: 'Abstract Objects' [Blackwell 1987], p.4
A Reaction
This view hovers somewhere between Quine and J.L. Austin, and Dummett is its originator. I am instinctively deeply opposed to the identification of metaphysics with semantics.