'God's Sunday' definitions:

Definition of 'God's Sunday'

From: GCIDE

God \God\ (g[o^]d), n. [AS. god; akin to OS. & D. god, OHG. got, G. gott, Icel. gu[eth], go[eth], Sw. & Dan. gud, Goth. gup, prob. orig. a p. p. from a root appearing in Skr. h[=u], p. p. h[=u]ta, to call upon, invoke, implore. [root]30. Cf. Goodbye, Gospel, Gossip.]
1. A being conceived of as possessing supernatural power, and to be propitiated by sacrifice, worship, etc.; a divinity; a deity; an object of worship; an idol. [1913 Webster]
He maketh a god, and worshipeth it. --Is. xliv. 15. [1913 Webster]
The race of Israel . . . bowing lowly down To bestial gods. --Milton. [1913 Webster]
2. The Supreme Being; the eternal and infinite Spirit, the Creator, and the Sovereign of the universe; Jehovah. [1913 Webster]
God is a Spirit; and they that worship him must worship him in spirit and in truth. --John iv. 24. [1913 Webster]
3. A person or thing deified and honored as the chief good; an object of supreme regard. [1913 Webster]
Whose god is their belly. --Phil. iii. 19. [1913 Webster]
4. Figuratively applied to one who wields great or despotic power. [R.] --Shak. [1913 Webster]
Act of God. (Law) See under Act.
Gallery gods, the occupants of the highest and cheapest gallery of a theater. [Colloq.]
God's acre, God's field, a burial place; a churchyard. See under Acre.
God's house. (a) An almshouse. [Obs.] (b) A church.
God's penny, earnest penny. [Obs.] --Beau. & Fl.
God's Sunday, Easter. [1913 Webster]