Prester \Pres"ter\, n. [NL., fr. Gr. ?, from ? to kindle or burn, and ? to blow up, swell out by blowing.] 1. A meteor or exhalation formerly supposed to be thrown from the clouds with such violence that by collision it is set on fire. [Obs.] 2. pl. One of the veins of the neck when swollen with anger or other excitement. [Obs.] Prester \Pres"ter\, n. [OF. prestre. See {Priest}.] A priest or presbyter; as, Prester John. [Obs.]