1 a a crime, usu. not of a serious kind; a misdeed. b minor crime in general, esp. that of young people (juvenile delinquency).
2 wickedness (moral delinquency; an act of delinquency).
3 neglect of one's duty.
Etymology: eccl. L delinquentia f. L delinquens part. of delinquere (as DELICT)
Useful english dictionary. 2012.