If you describe someone as schizoid, you mean that they seem to have very different opinions and purposes at different times.
[offensive, disapproval]
...a rather schizoid fellow.
2. adjective
Someone who is schizoid suffers from schizophrenia.
...a schizoid personality.
schizoid in British English
(ˈskɪtsɔɪd)
adjective
1. psychology
denoting a personality disorder characterized by lack of close relationships with other people and more than usual self-absorption
2. informal, offensive
characterized by or showing conflicting or contradictory attitudes, ideas, etc
noun
3.
a person who has a schizoid personality
▶ USAGE Rather than referring to someone as a schizoid it is better to talk about a person with a schizoid personality disorder
schizoid in American English
(ˈskɪtsɔid)
adjective
1. Psychology
of or pertaining to a personality disorder marked by dissociation, passivity, withdrawal, inability to form warm social relationships, and indifference to praise or criticism
2. informal, sometimes offensive
of or pertaining to schizophrenia or to multiple personality