Proper noun
Sixth Day
(Christianity, Quakerism) Friday (the sixth day of the Judeo-Christian seven day week)
On the sixth day God saw He couldn't do it all, so He created ENGINEERS. Lois McMaster Bujold
All still lifes are actually paintings of the world on the sixth day of creation, when God and the world were alone together, without man! Robert Musil
The Bible declares that on the sixth day God created man. Right then and there, God should have demanded a damage deposit. Jim Hightower