What Does Overly Optimistic Mean?

over-optimistic. adjective. (also overoptimistic) too hopeful, or too ready to believe that good things will happen in the future: He fears that analysts are being over-optimistic about future company earnings.

What do you call someone who is overly optimistic?

Overoptimistic. Excessively optimistic. Excessively confident. (of a hope or belief) Foolishly optimistic.

What does highly optimistic mean?

An optimistic person thinks the best possible thing will happen, and hopes for it even if it's not likely. Someone who's a tad too confident this way is also sometimes called optimistic. If you see the glass as half-full when others see it as half-empty; if you look on the bright side of things, you're optimistic.