none the

phrase

—used in phrases with adjectives such as worse, better, etc., to say that someone or something is not any worse, better, etc., than before

—often + for

We had to change our plans, but we were none the worse for it in the end.

She's been traveling constantly for the past several weeks, but she seems to be none the worse for wear.

The restaurant replaced the lobster with crab and the customers were none the wiser.

Video

Is 'none' singular or plural?

Or both? Or neither?