Peremptory undertaking
Defined in 1 dictionary — Black's (1910)
Black's Law Dictionary
Henry Campbell Black, M.A. · 1910
An undertaking by a plaintiff to bring on a cause for trial at the next sittings or assizes. Lush, Pr. 649. As to peremptory "Challenge," "Defense," "Instruction," "Mandamus," "Nonsuit," "Plea," and "Writ," see those titles.
Defined under Peremptory in Black's Law Dictionary.