I am mildly anal-retentive and obsessive compulsive. What does anal-retentive mean? Well, if you're anal-retentive you would have noticed that the word "have" . Psychology definition for Anal Personality in normal everyday language, edited by psychologists, professors and leading students. Help us get better. Writing in , Freud identified a cluster of personality traits that came to be known as the "anal triad". Orderliness, obstinacy and parsimony.