ALL meanings of holy day of obligation
ho·ly day of ob·li·ga·tion
H h - noun holy day of obligation a day on which Roman Catholics are duty-bound to attend Mass and abstain from certain kinds of work. 1
- noun holy day of obligation a day on which Episcopalians are expected to take communion. 1
- noun holy day of obligation a major feastday of the Roman Catholic Church on which Catholics are bound to attend Mass and refrain from servile work 0