limbo time
limbo time. The period when an employee is neither on duty nor off duty, as a railroad worker awaiting transportation from a duty assignment to the place of final release. 49 USCA § 21103(b)(4); Brotherhood of Locomotive Eng’rs v. Atchison, Topeka & Santa Fe R.R., 516 U.S. 152, 116 S.Ct. 595 (1996).