Cursitor \Cur"si*tor\ (k?r"s?-t?r), n. [LL. cursitor, equiv. to L. cursor, fr. cursare to run hither and thither, fr. currere to run. See {Current}, and cf. {Cursor}.] 1. A courier or runner. [Obs.] ``Cursitors to and fro.'' --Holland. 2. (Eng.Law) An officer in the Court of Chancery, whose business is to make out original writs.