Having persistent but unreasonable fear of a situation that involves unfamiliar people or being judged by others.

That was far from an unreasonable fear where members of the Sinister Six were concerned.

An example is a person with an unreasonable fear of germs who constantly washes his or her hands.

Phobia means a strong, unreasonable fear of a particular object or situation.

And the overriding sense of unreasonable fear was the main reaction.

His lack of memory, his unreasonable fear, seemed strange at best.

In some areas, that is not an unreasonable fear.

They are developing unreasonable fears about going out into the wild.

All she had to do was conquer her unreasonable fear and follow the token.

We have to avoid the unreasonable fears that seem to be floating around in some people's minds.