night-cellar noun1 •(historical) A cellar open to the public at night for the purchase of food, drink, and entertainment, primarily in London, England in the 18th century.The palace, the night-cellar, the jail, the madhouse: the chambers of birth and death, of health and sickness, the rigid face of the corpse and the calm sleep of the child: midnight was upon them all. — 1838 formsnight-cellars