something, as a debt, that is past due or otherwise delinquent.
[Origin: 1630–40; < LL délinquentia fault, crime, equiv. to L délinquent- (s. of délinquéns, prp. of délinquere to do wrong, equiv. to dé-de-+ linquere to leave) + -ia n. suffix; see -ency]
a tendency to be negligent and uncaring; "he inherited his delinquency from his father"; "his derelictions were not really intended as crimes"; "his adolescent protest consisted of willful neglect of all his responsibilities"
3.
an antisocial misdeed in violation of the law by a minor
De*lin"quen*cy\, n.; pl. Delinquencies. [L. delinquentia, fr. delinquens.] Failure or omission of duty; a fault; a misdeed; an offense; a misdemeanor; a crime. The delinquencies of the little commonwealth would be represented in the most glaring colors. --Motley.