pluralness

I could go on and on — questioning your claim that one is “forcing a new kind of pluralness” on collective nouns such as “family” when we use them as the antecedent to “they”, or that “everybody” is “clearly singular” from a “semantic (logical, remember)” standpoint, or that singular “they” is “really only a reflection of the politically correct environment brought about by critical linguistic and feminist theory”.

Singular “they” and the many reasons why it’s correct « Motivated Grammar 2009

Thus there is no need to force a new kind of pluralness onto their singular forms.

Singular “they” and the many reasons why it’s correct « Motivated Grammar 2009

The very definition of the word defies its pluralness (new word there).

Singular “they” and the many reasons why it’s correct « Motivated Grammar 2009

The same is true of your claim that “ones” does not make sense because “the very definition of the word defies its pluralness”.

Singular “they” and the many reasons why it’s correct « Motivated Grammar 2009

As for the definition “defying” pluralness, you might as well say that “I got a 98 on my chemistry test” is incorrect, because the very definition of “ninety-eight” defies singularness.

Singular “they” and the many reasons why it’s correct « Motivated Grammar 2009