[req.ui.si.tion] n [ME requisicion, fr. MF or ML; MF requisition, fr. ML requisition-, requisitio, fr. L, act of searching, fr. requirere] (15c) 1 a: the act of formally requiring or calling upon someone to perform an action b: a formal demand made by one nation upon another for the surrender or extradition of a fugitive from justice
2. a: the act of requiring something to be furnished b: a demand or application made usu. with authority: as (1): a demand made by military authorities upon civilians for supplies or other needs (2): a written request for something authorized but not made available automatically
3: the state of being in demand or use -- requisition vt