The crossword solution for the term 'Shrink Subject' is EGO, which stands for the Latin phrase 'Exalted Grandiose EGO'. This term is used in psychology to refer to a person's sense of self-importance and self-esteem. It is often used to describe someone who has an inflated sense of their own importance and value. In psychotherapy, the term is used to refer to a patient's need to be seen as special or superior to others.