It's possible you mean one of the following:
* First-degree offenders: This refers to someone convicted of a first-degree crime. The severity of a "first-degree" crime varies significantly by jurisdiction and the specific crime. For example, first-degree murder is generally the most serious form of murder, while a first-degree misdemeanor is less severe than a felony.
* First-time offenders: This refers to someone who has not been previously convicted of a crime. Sentencing and other legal considerations often differ for first-time offenders.
To understand what you mean, please provide more context. What kind of legal situation are you referring to?