1. Hist. One of four holy days on which the courts are not in session. • Each of the four court terms had a Grand Day. The four Grand Days were Candlemas Day (February 2), Ascension Day (March 25), St. John the Baptist Day (June 24), and All Saints’ Day (November 1). The Inns of Court and of Chancery ceremoniously observed each Grand Day.
2. A day in each term on which the Benchers of the Inns of Court host ceremonial dinners in their halls. See BENCHER. Cf. TERM(6).