Requisition Req`ui*si"tion (r?k`w?-z?sh"?n), n.[Cf. F. r['e]quisition, L. requisitio a searching.] 1. The act of requiring, as of right; a demand or application made as by authority. Specifically: (a) (International Law) A formal demand made by one state or government upon another for the surrender or extradition of a fugitive from justice. --Kent. (b) (Law) A notarial demand of a debt. --Wharton. (c) (Mil.) A demand by the invader upon the people of an invaded country for supplies, as of provision, forage, transportation, etc. --Farrow. (d) A formal application by one officer to another for things needed in the public service; as, a requisition for clothing, troops, or money. [1913 Webster]

2. That which is required by authority; especially, a quota of supplies or necessaries. [1913 Webster]

3. A written or normal call; an invitation; a summons; as, a reqisition for a public meeting. [Eng.] [1913 Webster]

The Collaborative International Dictionary of English. 2000.