movable feast
noun1
A day of note, frequently a Christian festival, whose date changes from year to year according to a set of rules.
- The Sementivae was a movable feast in January for the spring sowing with offerings made to Tellus and Ceres, agricultural deities.2015, James W. Ermatinger, The World of Ancient Rome, ABC-CLIO, →ISBN, page 317:
- Antonyms
- fixed feast, immovable feast
- Hyponyms
- Ash Wednesday, Ascension, Corpus Christi, Easter