The definition of reclusive is someone who keeps to himself and who avoids other people.
A person who doesn't like to be around other people is an example of someone who is reclusive.
shut away from the world; secluded; solitary
- Seeking or preferring seclusion or isolation.
- Providing seclusion: a reclusive hut.
(comparative more reclusive, superlative most reclusive)