n. One who offends; one who transgresses or violates a law, whether human or divine; one who infringes rules and regulations; one who acts contrary to the rights of others, or to social rule or custom; one who displeases or annoys; one who gives offense, or incurs the dislike or resentment of another.n. Synonyms Offender, Delinquent, culprit. Offender differs from delinquent in that a delinquent is, strictly, a negative transgressor, one who neglects to comply with the requirements of the law, whereas an offender is a positive transgressor, one who violates law or social rule. Both are general words, covering the offenses or delinquencies under divine or human laws, social usages, etc.