Noun: The additional
criminal charge presented in court, while in custody, that would also be arrestable in public and added to your pending trial/arraignment/evaluation/probation hearing et cetera.
"Fuck that shit, I'm not going to pick up some Free-Boy Charge and fight you/smuggle contraband." et cetera
Transitive
Verb: The perpetration or commission of an unlawful act that adds additional
criminal charges, while in custody, that would also be considered arrestable in public and added to your pending trial/arraignment/evaluation/probation hearing et cetera.
"When the C.O. isn't looking, I'm going to Free-boy Charge that bitch."