Entry 4 senses · 4 variants Webster, 1913 Grail /grāl/ · IPA /ɡɹeɪl/ n. n. n. n. 01 n. A book of offices in the Roman Catholic Church; a gradual. 1. A book of offices in the Roman Catholic Church; a gradual.[Obs.] “Such as antiphonals, missals, grails, processionals, etc.” — Strype. 02 n. A broad, open dish; a chalice; -- only used of the Holy Grail. 1. A broad, open dish; a chalice; -- only used of the Holy Grail. 03 n. Small particles of earth; gravel. 1. Small particles of earth; gravel.[Obs.] “Lying down upon the sandy grail.” — Spenser. 04 n. One of the small feathers of a hawk. 1. One of the small feathers of a hawk.