nonbailable,adj.1. (Of a person) not entitled to bail <the defendant was nonbailable because of a charge of first-degree murder>. [Cases: Bail 43. C.J.S. Bail; Release and Detention Pending Proceedings§§ 18–23.] 2. (Of an offense) not admitting of bail <murder is a nonbailable offense>.

[Blacks Law 8th]