St. John's Day
noun Chiefly British.
the saint's day of St. John the Baptist, celebrated on June 24, being one of the four quarter days in England.
Origin of Midsummer Day
before 1150; Middle English, Old English
Also called St. John's Day.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019