n. & adv.
--n.
1. the first day of the week, a Christian holiday and day of worship.
2 a newspaper published on a Sunday.
--adv. colloq.
1. on Sunday.
2 (Sundays) on Sunday; each Sunday.
Phrases and idioms:
Sunday best joc. a person's best clothes, kept for Sunday use. Sunday letter dominical letter. Sunday painter an amateur painter, esp. one with little training. Sunday school a school for the religious instruction of children on Sundays.
Etymology: OE sunnand{aelig}g, transl. of L dies solis, Gk hemera heliou day of the sun