TRUANCY By N., Sam M.S. - 21 noun. lacking permission for absence from school. TRUANCY: "The teacher says if I get one more truancy, I will have to serve detention." Related Psychology Terms NURSERY SCHOOL EXPERIENCE Developing a Case Study Using the Hamilton Depression Rating Scale: A Case Study on Grief CHILD PSYCHIATRY SCHOOL REFUSAL SCHOLASTIC APTITUDE TESTS ANTISOCIAL REACTION Discrimination and Mental Illness in the LGBT Population Diagnosis and Treatment Planning Counselor's Role in Emergency Teams Cite this page: N., Sam M.S., "TRUANCY," in PsychologyDictionary.org, April 29, 2013, https://psychologydictionary.org/truancy/ (accessed January 18, 2022).