2. Definitions - In this Act, unless there is anything repugnant in the subject or context, -

(a)   "Establishment" means a shop, restaurant or theatre;

(b)   "Day" means a period of twenty-four hours beginning at midnight;

(c)   "Restaurant" means any premises in which is carried on principally or wholly the business of supplying meals or refreshments to the public or a class of the public for consumption on the premises but does not include a restaurant attached to a theatre;

(d)   "Shop" includes any premises where any retail trade or business is carried on, including the business of a barber, or hair dresser, and carried o, including the business of a barber, or hair dresser, catalogues, and other similar sales at theatres;

(e)   "Theatre" includes any premises intended principally or wholly for the presentation of moving pictures, dramatic performances or stage entertainments;

(f)   "Week" means a period of seven days beginning at midnight on Saturday.