uncaring adjective 1noun 1forms 2 adjective1 •Characterized by a lack of care; not caring.His uncaring attitude did not win him many friends. noun1 •Lack or absence of caringTo accomplish this end, each of the three components contains two levels: verbal caring and uncaring, nonverbal caring and uncaring, and technically competent and incompetent behavior. — 1988 formsmore uncaring · most uncaring