Obs. rare. In 5 sper-, sparuiter (-uyter). [ad. OF. *esperveteur, espreveteur, f. espervier: see prec.] A keeper of sparrow-hawks.
1486. Bk. St. Albans, Hawking, b v b. Tho that kepe Sperhawkys and muskettys ben called Speruiteris. Ibid., e viij b. The namys of a Spare hauke as Ostrigers and Sparuiters have determyned.